《裘德洛的全部作品》

- 《□馆:成□的公共生活和微观世界》 作□:王笛Agusta 10□K2: Alpine Medivac Res□ue　　Strai□ht Up&#□9;s exp□orat□on of vertical flight be□in□ with a□high-impact□alpine r□scue ami□ an avalanch□. Th□ dramatic opening□sequence□d□cuments the dangerous work of□the Rega m□untain rescue□team□□nd□th□ □nvaluable role of the Agusta A109K2□helicop□er □n □a□i□g liv□s and min□mi□ing□injuri□s.　　As□the came□a pans □ver beautiful vist□s of the snow□cover□□ Swiss Alps, it cu□s to □ cornice, as □ c□u□□ o□ snow□breaks□free, □rig□ering an aval□nche. Th□ □ran□u□l scene is sha□ter□d□as□the avalanche□thund□rs down t□e mountain sl□p□s. W□th terrif□in□ speed, it □□ads s□raig□t□for a mother and child trapped in□their car, wheels s□i□ning on the ic□ □oad.　　□📓□The □other c□lls for hel□ on h□r cell phone, a□d a second call fro□ a snowp□ow prompts radio dispa□ch.□The Re□a mountai□ □es□ue□t□a□ a□□ead□ is □irborne e□ route t□ the scene, the red□cr□□s paint□d□o□ the he□i□opter'□s□white underbelly signaling □hat med□cal hel□ is on th□ way□ The □other □scapes, but her □on is missin□. □ithin mi□utes of □he helicopter landing,□the rescu□□□e□m dig out the car,□extract the trapped □oy, □pply fi□st aid, and ai□□□f□ □im and his mo□her□to□saf□ty.□　A significan□□m□untain ha□ard, avalanche□ are respo□sible□for many de□□hs e□ch □□ar. Ti□e is of□t□e□essence in□a□alanche □escue □ork. A pers□□ ha□ a 90 per□ent □hance o□ survival□□f fou□d□□i□hin the fir□t 15 minut□s, bu□ □n□'s□□□□nces□□f surviva□ diminish □□th□each □assing m□nute□□Not □n□y do□heli□opters□provide q□□□k□access□f□r rescue team□, they al□o provide□a life□in□ □o med□ca□ care. Flying t□e injured to t□e nearest h□spital as□rap□dly as p□ssi□le □s not □he o□l□ type□of□rescue ope□ation; o□t□n helico□ters□□ring □he □ospi□al to th□ inju□ed, who rece□ve treatm□n□□at□□he sce□e.　　The powerful□ava□□nche was shot in British C□lumbia's Selki□k □oun□ains under□the supe□□isi□n of t□e □anad□an□Av□lanche□As□□ciation. The CA□ co□t□□□s a□alanc□e□risk for □he □afety of □eli-sk□ers.□To c□p□ure the a□al□nche□he□d-on,□avalanche expert a□□ film□aker Steve Krochel□and Dav□d□Douglas □eveloped a quarter-inch-□hick steel□co□t□iner□for □he□□MAX came□a, □h□ch □as e□uipped□wi□h a trigge□i□g device and a□beep□r so □hat the camera c□u□d be found once □he av□lanche had □□ept it dow□□t□e □ountai□.　　The □escue was□completed□in Switze□lan□□#3□;s□Bernina Pass□nea□ the It□l□an □□rde□. Filming the Re□a res□ue□helicopter □ir-to-air□□eque□ce □urned□into a□ int□□nat□onal □x□□rsion as Douglas chase□□the sunlight□ove□ I□al□ i□□one□di□ecti□n a□d in Aus□ria i□ another□before setting d□□n in Swi□z□r□and. □n another d□amatic s□□t, Douglas c□nt□red the red cross in□the crosshairs of the camera l□n□ as t□e cra□t des□end□d□ To facilitate this □hot,□Doug□as dug a□□o□□ in the snow l□rg□□enoug□□to accommodat□□h□m□elf □n□ the □MAX□cam□ra. Inside □□e ho□e, 3 fe□t below the□hel□copter, □e fil□ed its t□□eoff.□　According to Dougl□□,□□quot□The □elicopt□r is the inst□ument□o□ r□pid resp□ns□ to na□ural p□□sical an□□social □isast□rs ar□und the wor□d, allevi□ting □uman suffering□on a major□sca□e. For th□ individual□c□□gh□ beyond□the□l□mits of□□raining or □quip□ent, o□ten □he last□chance for survival □□ the □ope that a helicopte□□w□ll ge□ to them in□time. □□□ot□　　The □itcai□n PCA□2, "□Miss □hampi□n"　□For□cen□□r□es human□ dreamed o□ fl□□□t. The Chinese,□in the 12th centur□,□d□velope□ □ □o□□he□ic□pter made from□□ pai□ □f slats □□unted □n a stick, bu□ serious ef□orts had to wait u□til t□□ ear□□□2□th□century. Then, after the Wright brothers□□39; hi□to□i□ flight at Kitty Hawk,□we d□eamed of fl□ght unfettered by th□ l□mitations □f r□nway□ and airports□ Y□t by t□e early 1930s we □□re□□till□at the dawn of□the pract□cal rotorcr□ft, which promise□ to g□v□ form□to humanity's vis□□n.　　(😧)Th□ ten ye□r□pe□iod b□□w□en 1925 and 1935 was an □xci□ing time in □viation history, but f□w□aircraft so□caught a□d held □h□ p□□lic□;s□attention, as□□h□ Autogiro. Nicknamed the□"fly□ng win□mi□l," this str□nge-□ooki□g aircraft w□s□first□□u□ce□sfully flown□in 1□23 by th□□Spanish □nventor, Juan de l□ C□er□a, who had been wo□king on t□e development□of□such□a craft sinc□ 1919.□The Au□ogiro□fascinat□d the ai□-minde□ public be□aus□□of its r□markable □erfor□anc□ and high degree□of safe□y, attra□ting s□ch leaders of Am□rican avia□□on as Cha□□es L□□dbergh and□□m□li□ Earhart.　　Ju□n de la Cierva □o□d t□e American manufacturing rig□ts t□ H□r□ld Pi□□airn i□ 192□□ Pitcairn□;s Au□ogi□o boaste□□□ m□r□□modern□fuselage with□□e□te□ □er□dy□ami□ quali□ies. It also□pr□vid□d pro□pective b□yers with□a choi□e of e□th□r□a 300- or 420-horsepower engine.　　In th□ film, □arold Pitc□irn's s□n□S□eph□n flies &q□ot;Miss□□hamp□□□," a 1931 model□ □his Aut□giro, us□d □or promotion□□y the Ch□mpion□Spark P□ug Company□□is□con□rolle□ like□an□ai□plane, but is lifte□ with □lades. Althou□h the original rotor bla□es ha□e□□een 1,600 hours□o□ flight time, they□are □till airw□r□hy. □ith a□330-horsepo□e□□W□ig□t R 975-□□en□ine□ the Autogiro has a crui□ing speed□of 98 mp□ a□□ □ top □peed o□ 1□8 mph□ □quot;Miss □hamp□on&qu□□; led a Nationa□ Air Tour □nd □ade □he then□r□□ky □0□-□mile□long fligh□ from□M□ami t□ Havana, C□ba. (Un□i□ t□en□ the long□st over-wa□□r flight by an Auto□iro had be□n 25 m□les □n length.) Later, &□uot;Miss□Champion&qu□t; flew nonsto□ over □□distance□o□ 50□ □□les to Chichen □tza i□ the□Yucatan rainforest. &q□o□;Miss Champi□n&□uot□□was retired from acti□e □er□ice in 1932 after □e□□ing □ new altitude record □or□rota□y-wing aircraft. Climbing to a heig□□ □f □1,500 □eet □□ 1932, t□e Au□ogi□o □urpassed□the previous record set by □mel□a Earha□t. Today, t□□ Au□ogiro i□□con□i□ered to be the□evol□□ionary□&□□□t;m□ssing li□k□qu□□; from wh□c□ the practi□al□hel□copter was bo□n.□　Forty □□ars □ate□ S□ephen □itcai□n beg□n the formidable ta□k□o□ col□□c□□ng and□□esto□ing examples of hi□ fa□her□;s ai□craft. He tr□□ke□ □own &quo□□□i□s Cham□ion" and in Oc□o□e□ of 1982 began the pai□staking task of res□oration,□using t□e ori□inal□Pi□ca□r□ □actory drawing□. In the sp□ing o□ □985 &q□□□;Mi□s Champion"□flew a□ain.□　The Bell 47□: A Flyin□□□ess□n　□□□nce Pitcairn'□s A□tog□ro□ improved c□n□□ol □yste□s al□ow th□□airframe□to □ise□d□rectl□ □rom the gr□und wit□ a powere□ ro□or.□Straight Up!□□uts you i□□the p□l□t□;s seat of a Bel□ 47G as th□ bas□c□ele□ents of hel□cop□e□□op□r□tion are demonstrated.□The Bell 47G's □ingle-□ot□r□configuration is □y far □he most □ommon typ□ used toda□. Your □lying less□n be□ins.□　As a heli□□pte□ pilot, th□ pi□ot□□ses all f□ur limbs to□□ly, □ll at the same t□me! With □he le□□□□and□□olding t□e co□lective □itch cont□ol □ever, he pu□ls up □ve□□so □lig□tly, and w□ go□str□igh□ up into a slow-m□t□on h□v□r. The spinning□rotor blades act□as small win□s,□□ut they□□pin so□f□□t that they crea□□ one co□tinuous disc□of lift□ When □h□ □l□des c□ange□angle, or □itc□ collective□y□□the heli□□pter □ises or □al□s. The p□l□□'s right hand alway□ □ol□s the cyclic contr□l, effectiv□ly tilting the w□irling□disc above. Po□nt□l□ft, tilt left. Point right□ tilt□righ□. The□□am□ra □hen □l□ses in□□n th□ tail rotor. Once □gain,□the alteri□g of the blades affe□t□ d□rect□on. T□e chop□er spins in respo□se □o □he p□l□t&□□□;□□depr□ssing one □f □he two foot pedals. If he□depresses th□ second pedal, the□□eli□opter sp□ns□in the op□osi□e direc□□o□.　　The Pias□cki H□□1B Tan□em R□tor Aircr□ft, □quot;T□e Flying Banana&qu□t;　　The last□f□ying H-21B □el□copte□ in the □orl□ takes□off, head□ for □he b□ach an□□□ruis□s □00 fee□ □bov□ t□e □acif□c□surf off the□coast of □alifornia. On□ of the earliest tande□ hel□copte□s, t□e □-21B□represents t□e birth□of the heavy lift helicop□ers an□ dates bac□ to the ear□y 195□s. Ni□knamed□&quo□;Th□ F□yin□ Banan□" for□its shape, the H-21B had more□□ow□r and gre□ter □□ability □□an □revious helic□pters. The tand□m-roto□ H-21B □arri□□□tw□ sets of w□ode□ blades situ□ted ne□rly 5□ feet □□a□t□but oper□t□□ □y one□set of helicopter flight□□o□trols. The p□lot must be□ever □igila□t, as t□is □□li□opter could rapid□y invert s□ould□the pilot let go of th□ con□r□ls.　　□he vin□□ge □-21B□used fo□ th□ □ilm w□s decommissioned from the U.□□□Air Force □n 1972□and was restored by the C□□ifornia-based Cl□ssic Rotor□:□T□□ R□re an□ Vinta□e Rotocra□t Museum□ This no□profi□ mu□eum and resto□at□o□ facilit□, dedicat□d□□□ the preservation of u□□que, vintage□and rare□rotorcra□t, spent more □han□□0,000 hours retur□ing □he H□21□□to airworthin□ss. Every hour □l□wn requi□es 100 hour□ o□ m□□nten□nc□. Classic□Rotors□is t□e only □useum□of □ts □□nd to maintai□ eight helicopters in fl□ing conditi□n. When its n□w facility in San D□ego h□□ b□en□completed, the □useum □ill□expand i□s exhi□its □r□m 15□to 30 vi□tag□ □otorcraft.　　One□of the hig□lights of i□□ □□lle□□i□n □s a famous□□e□ati□e o□□the □-21B. Th□s is a V□44 (the commercia□□versio□ of□the H-□1)-nicknamed□&q□ot;□h□ Holy O□e□□uot;□and is □he o□ly one t□ l□nd at th□ Vatica□ and be bles□ed by th□□pope. While on□a 1959 de□o□st□a□ion t□ur i□ Europe□ the□helicopte□ □nd it□ c□□w□had□provided □el□ to I□□li□n co□mu□iti□s following a devastating□earthquake.　□Futur□ Helicopte□ Designs　□On□□□spe□□ of current research □enters arou□d the □ev□lopmen□ of□&□uot;quiet□te□hnology" th□t will □l□ow helicopt□□s□□o becom□ better □eighbor□ □n□ t□ ope□a□e more□□tealt□ily in□police□and mil□tary operati□ns.　　Qu□et technol□g□ ad□ance□ rely□on a combination o□ tech□olo□□□s□ which inclu□e □m□r□ved roto□ b□ade□□e□□g□ and t□□ user of rotor syste□□ □i□h□□o□r□or□mo□e□b□ades. R□placing□□□□□t□il□□otor w□th a C□anda-effect N□T□R (N□Tai□Rotor)□system goes a long way □□ reduc□ng nois□, as do□s shroudin□ the t□il □otor□i□□an arrangement □now□as a □quot;fan-in-□□□.&q□o□; Other advances focus o□□noi□e□d□mpeni□g air inlets□□nd im□ro□□d engine□nozzl□s.　　N□□ helicopt□□ de□igns a□e tested in the wor□□□#39;s larges□ wind tunnel at the NAS□□Ames □light R□search C□nt□□ loca□ed□□t □offett□□i□ld□□□ California. A□e□ was founded in 1□□9□as an □i□cr□ft □□searc□ la□oratory of the Na□iona□ Advisor□ C□mmittee f□r Aeronaut□cs,□w□ich be□ame part of th□ Nationa□ Aeron□utics a□d Spa□e□□□□inistration (NASA) □n □958□ NASA has the leading r□le in aero□pace operations syst□ms, which include air □raf□ic□c□ntrol, flight eff□cts on humans, a□d □otor□raft□t□chno□ogy.□N□SA□Ames scienti□□s and eng□neers □□udy ro□o□ic he□icopters, high□speed hyb□ids□ and advances in qu□et technolog□. The□cen□er also h□□ majo□ responsibilit□□s for□□he creati□n of□de□ign and devel□pment □oo□s and for wind tunnel testing.　　The□N□SA-□ell □V-15 □ilt-rotor　□In the fi□m, □n XV-15 conv□rts □ver Dallas-Fort Worth □ir□or□. T□e□XV-15 is an □xperimental rot□rcra□t, the□parent□of□a new famil□ of aircraf□ called "til□-□otors.&□uot; □he ti□t-rotor combi□es □he hovering ability□of the helicopter with the speed of a fix□□-□in□ air□raft. The X□-15 can□tak□ off an□□land l□ke a helicopter. The□□udie□□e will s□e the eng□nes□tilting forward □s□the □□lt-rotor becomes a high□□p□ed plan□.　　(🎂)The Bell-Bo□i□g V-22 Osprey　　A □-22 Ospre□ unwrap□□ emergin□ like a prehi□tor□c f□□i□g di□osa□r. B□ilt □□imari□y fo□ □he U.S. Marines, A□□ Force, and Nav□,□the V□22 Osprey has □ing□ that pivot□and□r□tors that f□□□ to□facilitate it□ storag□ at sea□ In less □han 90 s□conds, yo□ □□ll see the V-2□ □□□plete t□□s □□ocess.□Alth□ugh □till class□fied as□a tilt-ro□o□, it i□□f□□□er, w□t□ three tim□s□the r□□ge □n□ more than ten□time□ t□e pay□oad □f □□s prede□essor. It shows the p□omise of □ong-distanc□ tr□□el, with□ut ai□ports.□　The Hawk 4 Gyroplane　□□otorcra□t evo□ution is also in the hands of the entrepre□eur□ and this ind□p□nden□ spirit is most□evide□t i□ □□□ Hawk 4 Gyr□pl□ne. □hi□□ some des□gns produce□groundbreaking chan□es, th□s aircra□t brough□ the□economy□and□safety□of the □utogir□ into the spac□ a□e. □ rotor is used for slow-speed flight,□but a□ hig□-sp□□d cruising a□□ the lif□□is pro□□d□d by□the □ing whil□ t□□ rot□r has no□lift. T□e Gyro□□ane shows□promise as a high-□peed, l□□-disc-loa□ing ro□orcraft.　　(♊□T□e Boeing-Sikorsky RA□-6□ Comanche　　The C□man□h□ r□□s and dips ac□o□□□the screen, set ag□in□t a s□ns□t. □hi□ □rotot□pe□helicopt□r □a□ □tealth □echnolo□y. It'□s□smart, a□il□, fast□□nd□inv□si□□e□□o rada□. It's the fi□st he□icopter to pro□ide □eal-time digita□□data to headquarters. S□ei□g in the dark, sens□ng the forc□s at□play arou□d us □nd acting□on the evidenc□ in □eal tim□, the Comanche□is a complex f□ying machine w□th □□human bei□g at it□ heart□ Everyday, in unexpected ways□ i□ ext□nds our p□□□rs an□ puts□us□t□ w□rk w□t□ a revo□□t□□□□ry to□l.□　(♍□The□Co□anche is □he□central ele□ent□of th□ U.S. □□my's futur□□Obje□ti□e□Force. In ad□i□□on to its□complement of missil□s a□d 20-mm cannon, th□ □i□cr□ft c□rries □t□te-of□the-a□□ senso□s a□d□avi□□ics to provi□e ba□tlefield c□mm□□ders with□so mu□h accurate informatio□ about enem□□mov□□ents. This k□□wledge w□ll tra□slate i□□o more pre□□se tar□eting,□□nc□e□si□g the□eff□c□iven□ss of frien□□□ forces beyond □ur□ent capab□lities.　　Th□□U.S. Army h□s defined a re□uir□men□ of more th□n 1□200 Coma□ches for the O□j□ct□ve□For□e. The □AH □omanche, th□ army□#39;□ 21st-cent□ry□combat h□licopter is being□□eveloped □y the□U.S□ Arm□ □nd □ team of leading aerospace□companies □eaded by□□h□ Boeing Co□pany□and □iko□sky Aircraft Co□pora□ion, □ unit of□Uni□ed Technologi□□ Cor□oration.□　T□e Sikorsky UH□60 □lac□ Hawk□□nd AS 350 B2 ASta□ □n□orce□t□e Law□　Eve□ts swiftly□□nf□ld a□ the □a□ar□plan□ spots an "□nidentified" C□ss□a dr□pping □undles □f drugs □ff □he□coa□□□of Miami□a□ □awn. □ signal □lerts□th□ Marine and Air Branch of U.S. Cus□oms who □peed□out to intercept the□□mug□l□rs.□□us□ as th□ drugs are □□ansferred □ro□ boa□ to va□□ T□e AStar helic□pter bursts □ver the t□eetops, d□plo□ing a tact□cal team to ar□est the □ri□er. W□ile t□□□smu□gler□;s Cigarett□ b□at□a□tempt□ to escape, □□Bl□ck Hawk hel□c□p□er dips d□□n to create□a giant backwash. In a stun□ing d□splay of im□eccable teamwork,□thi□ acti□n □orces the□fleei□g b□□t to□swerve to a□halt as a □u□to□s□boa□ cuts it o□□ and □pp□e□ends□t□e crimin□l□□　　(🅰)On a □□□ical day□ the□U.□. □□sto□□ Ser□ic□ e□a□ine□ 1□3 million passengers, 2,642 □ircr□ft, 50,889□tru□□□/con□ainer□, 355,004 □□□er□veh□cles□ 5□8 ve□s□ls, 64□□23 entries and und□rtak□s the fol□owing en□□rc□me□t actions:□□4 a□rests□ 107 narcotic seizures□ 223 other se□□ures□ 9 cu□rency □eizures. □hese a□o□nt to□5,□59 pounds □f n□rcoti□s□ $443□□□7 in cu□rency, $228,803 □n conveyan□es□ $525,791 in □erchandise a□□ more t□□n $15,800 in arms and ammuni□ion.　　Filmed over a p□riod□□f □ive days off th□ coa□t of □ia□i, □he air, l□nd, and □ea drug □ust was stage□ by□th□ U.S. Customs Service,□whi□h□r□□ies he□vily on helicop□er□ duri□g s□ch □perations.　　(🏇□U.S. Custom□ □i□ot□ Tom St□nton, p□rticipat□d in□the shoot □ith his□□o-pil□t Kimberly□Kessel□ □essel is one of seven□wo□en□U.S.□□ustom□ □il□□s□an□ only on□ of□t□o q□a□ified to□fly Black Hawks□ □oth pilots v□□u□teer□d□t□ wo□k□wit□ t□e □il□ cr□w. S□□s□Kessel,□a g□aduat□ □f Embr□-Ridd□e Aer□n□utical Uni□□□sity, "They were phenom□nal, re□dy t□ tr□ an□thing.&q□o□;　　I□ additi□n to□□aytime fli□hts, Stanton □lies the riskier nigh□ mis□io□s. "Flying a□ nig□t is dangero□s □s you l□se all p□rception□of what's □p o□ d□□n □ecause bot□ the s□y□an□□ocean are black, so□t□ey □ust □in□ □f run in to□□ther. There's no horizon on t□os□ dar□ n□□hts," say□ th□ □eter□□ pilot□　　Typicall□ he flies from □□0 to 500 □□et abo□e th□□wat□r a□ 120□to □50 knots. "□o□ ma□y□□e□ple fl□ t□a□□low, ev□n in the daytime,"□say□ Stanto□.□&quo□;T□□□e'□s n□ auto□i□ot□ so it'□s han□s on. Pl□s you'□re chasing s□meone. You have to b□ aw□□e. It□can g□t□te□se□out there.&□uot;□　□□anton□□e□cribes a□□air c□ase: &qu□t;O□ce□the□e&#□9;□ a target,□we□la□nch□a□j□t wi□h □adar. The jet□pilot □□□ls the he□ic□p□□r□o□t and we link up, fl□ing in□□□rmation□ □e follo□ t□e□bad g□□ wherever □e□goes. If he has e□tende□-range fue□□tan□s, we□l□apfr□g an□ send a□othe□ heli□opter out to take up □he□ch□se□ (The□Blac□ Hawk□carries five hours □f □□□l.) When he□gets into his landi□g configuration, we□□all □he local police o□ sher□ff □o help□us out." □he Bl□□k Hawk, which can c□r□y up □o 14 □eople□ typi□a□ly□c□□r□es 4 o□□5 armed □□rso□nel, "so□we i□stantly have a force of □olice officer□ ther□ to ge□ the □ad guys."　　"□f it□□39;s □ boat□ we have Cigar□t□□ boats like□□he smuggl□rs. □e'll cal□ our boat □n□ hav□ it in□□rcept." □tanton flies the □lac□ H□w□ next to the bo□t, making it □ard for□the smuggl□rs□to nav□g□□e. □□□ot;It□i□timidat□s them □nto □iving up. Sometimes th□y do [but]□some□im□s□we □hase them□for hou□s. □□ □□□;ll follow t□em into a mar□na and b□ock them until o□r boats c□me. If they h□t □h□ beach, w□'ll cal□ the □□□te □olice or □heriff, and they □et up a p□rimeter so □h□ guy can&#□9□t get□o□t□&quo□□　　Stanton,□who fli□s missi□ns as oft□n as□once or tw□ce a we□k, has □ee□□flying□for □6□y□□rs,□13 of th□se as a□□□rm□ □elicopter □il□t befor□ he□joi□ed U.S. Customs in Mi□mi whe□e□he is the &quo□;s□andardi□□ti□n□instruc□o□ pilot□&qu□t; He□makes s□re that e□erybo□y flie□ the□□ame □ay,□s□ that□whe□ they team □p, □he pilots□easi□y work in tandem. □ilots fly 8-hou□ s□i□ts□an□ the□operation goes on 2□ h□ur□ a□day, 7 days a □e□k in □reas □o□ering□both□the Canadi□n and □exic□n la□d□bor□ers, th□ Atlantic an□ Pacific coa□tl□nes□ and the □ulf of Mexico.　□Th□ MD 500E Heli□opter　□A MD 50□ helico□t□r □□□ers □i□ect□y above 500,□00-volt □□w□r line□. As it □nches closer, a l□ghtning bolt□su□den□□□zaps□out from the ho□ line, arcing towa□d the wand□extended by a lineman per□hed on a□ a□uminum plat□orm □hat juts out from the□helicopter. The &quo□;hot-line-□ualifi□d&quo□; line□an clam□□□on□o th□□power □ine□, and he□□copter □acks off,□lea□ing□him□to□&q□o□;wi□e w□□k," c□a□□ing along pa□□llel □ines to inspect th□□P□L power line □rid, 1□0□fe□t off □h□ gr□und. To reboard t□e heli□opter, the linema□ must "□bon□□□f□,□quot; re□e□s□ng th□ procedure.　　&□□ot;I don□;t g□ve two h□ot□ and□a h□ller a□out □lyi□g in□ide a helico□t□r. P□t me □□ts□□e, that□;□ whe□e I want to be,□quot;□□a□s Daniel &qu□t;Spider&qu□t□ Lockhart,□A□Rotor□ lineman. There□□39;□ onl□ t□ree □h□ngs I&□□9;□□ be□n □fraid of □ost of my life:□One wa□ □lec□ricity, one was□height□ and □he other wa□ women. And, I'm marri□d □oo,"□ he grins. &q□ot;□h□ safe□t□lineman is one □hat is afrai□ of electrici□□.□When □e bond □o the power lines□energized at□ha□f-a-m□lli□n vol□□□□we ha□e to □r□ng ourselve□ to t□□ sa□e poten□ial. That is why you see that□arc □umping□out to ou□ wan□ as □e ma□e bot□ the h□l□copter and the pow□r line at the s□me potential, so□tha□ we can eliminate th□ □low of curren□,&q□□t;□explains the □□teran linem□n.　　Spi□er □ears□a protective hot su□□, 75 percent Nomex□for fire retard□tion and 25 p□rc□nt s□ainless ste□l thread. &□uot;T□e metal t□□ead ba□i□al□y means I have a cage around me tha□ can□be □n□rgized□at very high voltage□□evels. □ ha□f□million volts pass□ove□ my body□ but I can work withou□ □nte□□eren□e from the elect□ic□ty.□quot□　　He continues, &q□ot;Wat□hing □hat electric□ty jump out while □□u□#39;re energizi□□ t□e hel□copter □□□a□thrill. Getting □n the wi□e, wal□□ng the wir□ to do re□airs is□a thrill. □he □iggest□t□r□l□ □ get is from d□ing what I d□ is be□ng able□to□do b□th□□oge□□er-the electrical □a□t and the h□licopter pa□t of i□, t□e speed at which □e can d□ □t□□nd still□be□safe.□Ther□□are so ma□y things that the□h□□icopte□□enables □□ to d□ a□ l□n□men□ which□□s ver□ rew□□d□ng□&□u□□;　　□he □eamw□rk of the skilled helicopter pilots□an□ highl□□□rained l□nemen□ensure □hat the PPL Corp. p□o□ides a□cons□ant□so□□ce□of electr□ci□y to its□1.3 million customers in □ennsylvania □in ad□iti□n to 4□4 □illion in□La□in A□e□ic□ and□Europe). To mainta□n□□he integrity of the tra□sm□□s□on□□ystem□to re□i□ential and commercial e□t□□lish□□nts, and □o ensure the s□fe□y of□th□ op□ration, the t□a□ □lans and rehe□rses every□move w□ile on□the ground b□for□□ta□eo□f.□Eve□ so,□un□□ti□ipated gu□ts of□w□nd and □l□re□from the wire□ can affect the pi□ot's de□th□□erception, □equirin□ total concen□ration du□in□ h□s hou□s a□□th□ □ontrols. A□ the helicopter is iso□ated from□t□e gro□□d□ the pilot and lineman□ cla□ in p□otective stain□es□□s□eel suits, must□bo□d onto the tr□□smiss□□n l□n□s t□ bring themselves to the sa□e vo□□a□e poten□□al o□ the □□ne □□ wor□ safel□-paralleling □hat a □□□d do□□ whe□ i□ sits □n □ wire.　(🕚)　Proba□ly the m□st u□□sual □la□e that □he director ri□ged the c□mera was □n the end o□ the □□□□for□□□n the MD □0□□ which i□ de□igned to carry the lineman as h□ □□nds onto the□half-mill□on-□olt □ower line. &quo□;We to□k away the lineman and □ut th□ camera in his place; the□lineman rod□ beh□nd t□e camer□ an□ used his wa□d□to dra□ the arc of electricit□ □igh□ onto th□ camera□□ens. I don□#39□t t□ink i□'□ be□n done □efor□. It blew all the el□ctr□n□c□ out of the □amera a co□□le of times b□for□ we fi□□red□out how to do it," recalls □ouglas.　　The□□oei□g 234 Helicopt□r:□H□l□logging wit□ □im□ted Env□ronmental Dam□ge　　Fl□ating □bove the f□□est in northern C□lifornia, a□12-ton Boeing□234 h□licopt□r□selects i□□ target□wi□h□precision□□Selective loggi□g is □ pr□cess where on□y a po□tion of the a□aila□□e timber is removed fro□ □ □ogging si□e. □ sin□□e tree is lift□d□straight up □□om□t□□ for□st □lo□r□□□eavi□g th□ rest of the area environ□□n□a□ly inta□t. Rem□□□□g □uch ti□□er-□ery often tree□ that are already dea□ or diseased-□llows□the □emaining tr□es□to t□r□v□ on the □ddit□onal res□u□c□s of □□nli□ht□ □a□□r, and soil nutr□ents.□Helilogging is env□ronmentally frie□dly □n other wa□s a□ wel□. Fir□t, since the logs are lifted□□□om the groun□, littl□ soil er□s□□n, typica□□of conventional□logging met□ods, occ□rs. □□co□d, in many c□s□□ t□e he□icopter i□ able to use existing □oads fo□ landings, meani□g□no n□w road□ □eed to□be□built into□the area being logged.　　□ol□mbia He□icopters cut□ more logs □ac□ year □h□n any o□her h□l□copter log□ing company. To pre□are the timber for the □elicopter, th□ specially trained logging crew □ut it into□careful□y weighed□se□tio□□. Columb□a's fli□ht □rews are am□ng th□ mo□t e□perienced at long-line work in the wo□ld. With speed and□precis□on, □hey are □ble □o mov□ heavy loa□s of logs at the end of lin□s up t□ 35□□feet long□ □nce□the line is l□wered from□the□Bo□ing 234 □□l□copter, steel □o□gs cl□mp t□e log□□nd the ent□re tree □s□re□ove□ wit□o□t dis□□□b□ng the ba□anc□ of nature□ &□uo□;□t's□ki□da□□ike lookin&□3□; down 25 sto□i□s and pi□king up a tel□phone p□le,&q□ot; comments the h□lico□ter p□lo□, Dave□St□oupe, who deposi□s the timber□at a near□□ transfer yard. "T□e □□iqu□ □hin□ a□out this helicopter□is th□□, when w□□ta□□ off from the □ro□nd□ w□□we□gh appr□xi□ately 22,0□□ pounds.□And we're r□gged□□or a□□ut 2□,0□□ p□unds w□en w□ g□t lo□ o□ fuel. So □□e□lo□d actually□weighs more than the helicopter. I□□#□9□s □xc□ting and ha□row□ng□all a□ □he□□□m□□time.□quot;　　(🌓)The Boe□ng 234□□ha□e a □ift c□p□city□of□28□000 lb, (1□□727 □□□,□□□t mo□t of□en car□y loads□between 23,000 lb, (10,454 k□□ to 24,000 lb (10,909 kg) d□e□t□ el□□ati□n and air temperatu□e consid□□ation□. The co□pan□ tr□ins l□ggers □o work with helic□□ters beca□□e load weight is such a dramatic part of what t□□y do□ We□ght is□determined, usi□g a f□rmula, which □re a func□ion of the vo□□me□a□d□t□e type of□wood. Different tree spe□ies □av□□differen□ weig□ts per volume□　(👹)　When one□of the□pi□ots sugges□ed using t□e log □s a pl□t□orm for th□□camera□□Douglas real□zed a□o□her exci□in□ camera angle. The□possibility existed□that the□□ranch□s could □cr□□□ off□t□e cam□□a as□t□e log □a□ □auled up. Dougla□ pre□e□t□d this by□placing the □□m□ra □nside a□heavy steel avalanche box, which h□ anch□red on the end of a big log. □nce the l□g was □□□ppled,□th□ he□icopte□ haul□d□th□ pro□ected camera□ri□ht thro□gh□□h□ □r□nc□es, giving the□audience a□brea□h□aking v□ew□from □he□perspe□tiv□ of the log! Th□ U.S. Mar□ne Corp□ AV-8B H□rr□e□,□□□-1W Cobra, CH-53E Su□er Stallion a□□ □H-46E Sea □night on a □i□□tary□□ission　　A□□AV-8B Harrier jet□□emon□tra□es its vert□cal □a□ding abi□ity followed□by a force reconn□issa□ce inserv□ce □xer□ise f□om an airc□aft □□r□ier, a□□Marines c□□□□□a□oar□□the CH-53□. AH-1W Cobra□ and□Har□ie□□ form an assault□support pack□ge,□as the re□onna□ssance t□am sets out on a missi□n to obtain□□nval□□bl□ i□telli□ence about the□enemy.　　Inside th□ C□-53E, the□□a□hine-gun□er is at□the ready as a Cobra fires thr□e rocket□.□The action heats up □s □he IM□X cam□ra□captur□s t□e Marin□s fast□□o□ing through the□□qu□t;□□ll hole"□ a□d sli□□ng down a ro□e d□ngli□□□from□□he CH-53E,□landing in enemy territory. The leader o□ the □e□onnai□sance □eam sa□s, &□uot;By the □ime you get to t□u□h rope i□ a□live situation, you and your m□n f□el tighter than fam□ly. Your fate□ a□e□tied like the □tran□s of a □o□e□□□u□t;　　Tw□ □ours la□er□□h□ □ar□□es h□ve □ompleted□t□ei□ mi□sion and□are read□□to□be evacuated. No□ the□enemy hunts them □n the gr□□nd. Tree□ s□□ke as □he res□ue CH-5□E heli□□pter hovers□ove□head, lower□n□ a r□pe □o□□he□squad, n□□ up to their waists□□□□wa□er.□□ne after the□other, in□□□m□□ter of se□onds, the men clip□th□ms□□□es on□o the □ope. &qu□t;Extra□ti□n, e□en more than inser□ion, i□ □□en you need speed. You'□□e been □□ful quiet. □ud□en□y, □ou□#39□re□awful loud," says Sgt. J□mes Kenneke, t□e s□uad lea□er. He's □irst□i□□□nd □□st out. Lif□□d□up□ □ike□washing on a line, the squa□ d□ngle□ bene□th th□ helic□p□e□ as□it □s escorted by□Cobras□□o□t ov□r the Atlantic.　□&□u□t;It's a rel□ef□□o get□out. □ut ther□'□□ that □oment of d□ubt. Ev□rything slow□□d□wn whil□□you□□re exposed � holdi□g□□our breath□fo□ t□at happy endi□g. And w□en you□get it,□you f□e□ on top of□t□e worl□. O□ □ours□□ the□ we□#39;ve□got□to commute home just like eve□ybody else,"□smi□es□Ke□necke.　　The Mi-26 a□d Mi-8 Deliv□r □□□a□itarian Aid　　Sometimes, som□thing very pre□ious □ust be delivered b□hind enemy□lines-food. □ierra□Le□ne is a nati□n□that has □□□fered yea□s o□ c□nfli□t. From the fo□□ depo□□to th□ hot s□ot, helicopters p□o□ide an ai□□□ridg□. H□isting □ood □nd medical supplies t□ di□t□essed people behind re□e□-□eld t□rritori□□□ th□y hav□ the a□ilit□□to hop over hot □ones in□desperate si□uations.　　The world&□39;s large□t pro□□ct□□□ helicop□er-the□Russian-made□□i-26-□s the workho□se for the United □a□io□□ (UN) p□acekeeping operation in war-torn □ier□a Leone. □he he□viest p□od□ction h□licopte□□□n the world, thi□□m□jestic□eight-bla□ed c□aft-o□e □f □□ur chartered by□□he□UN fr□m Russi□-can carry a ma□imu□ of□4□,090 lb (2□,040 kg) □f int□r□al pay□oad □r up□to 70 troops. T□□□Mi-26□#39;s top sp□ed i□ 183 mph (295□kph)□and it □as a range of□3□4 miles (□00 k□).　□In □hi□□sequence, th□ □i-26 is loaded wi□h car□o to□supp□y□□N troo□s protecting □n isolated commu□ity i□ the□ce□ter o□ reb□l-□eld□terri□ory. The world's large□t □o□□ a□ency,□the□UN World Fo□d Pro□□am (WFP), orga□□zed a□m□ssive air camp□ig□ targetin□ □nternally displ□c□d persons that□□ad congreg□□ed ne□r a cli□ic for ma□no□rished□children□ Once reb□ls fr□m the R□volut□on□ry□Unite□ Front (RU□) had surro□nded the are□ and blocked road ac□ess, the W□P was p□eve□ted □rom completing a b□□k dis□ribut□□n. □nstead, the□□□oaded □p t□eir Mi-8 an□□□lew □o th□ □□ru clinic where □he most vulnerab□e women□and chi□dre□ were located.　□&quo□;□ll chi□□r□n under five who a□e maln□urish□□ □re given a sp□□□al fee□ing □rogram in □□r□. A□□ t□e u□der-□ive are always the first ones y□u target for □□y□kin□□of extreme malno□rished□c□s□s□ b□cause the□□die very qui□kly,&qu□t; sa□s□Aya Shneerson, progr□□ o□□□ce□ for t□e□WFP. &□uot;Dar□ is a kind of □n is□□nd,□a safe□i□land,□surrounded by are□s□that□are unsafe," she says,□"□nd for □hat re□s□n, it always se□v□d as a□sort of□mag□et □or the very□vul□er□ble□people co□i□g out."　　A□□ther big WFP o□e□ati□n, □ood for Peace, □i□es□food to □hild □x-com□atan□s□ □n an effort to attrac□ them to□d□sarmament □□□ demobilization camps.　□□he h□□vil□ □ade□ cra□□ fl□□□out of the capi□al □ity, Freetown,□situated□on□□h□ west □oast of Africa be□w□en Guin□a on the n□r□h□and Liberia on the s□ut□.□The WFP supervi□□s□a vari□ty □f□□□eding programs in th□ displa□□ment camps, f□e□i□g 5,000□in an ope□at□on□□hat targeted Bunbuna, Kabala□a□□ Daru in 2000□　　Th□oughout□t□e w□□□d□ helicop□□rs have sav□d m□llions□of human□lives. T□ere□are 777□million people in dev□loping countries, □cco□□ing to t□□ WFP. I□ 2001 the WFP □□d□77 mil□ion h□ngry□people □□0 □ercen□ □f the □u□gry poor) in 82□coun□ries.　　□iamon□s, whi□□ should ha□e b□ought prosperity □o□Sierra Leo□e□ inste□d result□d in one□□f the m□d□rn w□rld□;s m□st brutal□□nsurgencies, dating ba□k to 1□91 □hen rebels l□□nched□a war to□ove□throw the governmen□. In the ensuing years, contin□o□□ □□t□les between□the□v□□ious f□ction□-rebels,□the army □nd t□e government□d□spl□ced □□□□ □f t□ousan□s of innocen□ c□vilia□s, resultin□ □n hung□r a□d fa□ine. I□ 1998 UN □bservers □ocumented r□ports of ongoin□ a□rociti□s and human□rig□ts abus□s.□In 199□□□eg□tiat□ons began betwee□ the govern□ent and th□ rebe□s, and □n agre□ment wa□ si□ned□in Lome to□□nd ho□ti□it□es□and form a governm□nt of □ation□l unity. B□ 20□0, t□e UN'□ expanded role □es□□□e□ in the□de□loy□e□t□□f□17,500 military peacekeeping pers□nnel to □arious p□rt□ of□t□□ co□ntry. Free electi□n□□in □ay 200□ have given□hop□ and a f□es□ started i□ Sierra Leo□e.　　The AS 350 B2 and AS □50□B3 Used for Wildl□□e □elocation　　In South Africa, h□l□copter□ □re help□ng to save t□e bl□ck rhi□o from extinction. P□otecte□ in a few r□mote □r□serves, th□ir numbers are rising. However, sho□l□ th□ rh□nos feel over□ro□ded, they w□ll□figh□□to th□ death. □o pr□tect t□e s□ecie□,□s□me must□b□ r□l□cate□□□o safe h□□itats, b□t this □s e□□ier said than done.　　A p□at□orm d□ngl□s from a □elico□ter ove□hea□. Insid□□anoth□r helicopter□□flying low over□the□South Afri□□n□ve□dt, a man with□a ri□le t□k□s aim at a black rhinoceros, □□dgi□g throu□h the □ushes b□low.□The pil□t concentr□tes on f□□ing 5 feet □bove and 10□to1□□f□et□b□hi□□□the r□ino□ A□□i□ipating□its every move, □□wildli□e veterinaria□□pulls th□ trig□□r o□ his gun loaded w□th□a□□□anquilizer □art□ s□o□ing a □i□□c□ hit that su□ce□□fully p□n□t□ates the rhi□o'□s □nc□-thic□□ski□.□□□quot;When I□am dartin□ animal□ like the bla□k rhino, th□re is th□s immense tru□□ between mys□lf and □iet, the p□lot□"□ says □ildlife □e□erina□ian,□Dr□ Do□w Grobler, who s□ecializes in□imm□nizat□ons □nd tra□s□ocations. "I □now □xac□ly wha□□he's goin□ to do and wher□ □e's going to□pl□ce me. I don't h□v□ to think. I can j□□□ conc□ntrate o□ the ani□□ls. □ jus□ k□ow he□□39;s gong t□ p□t me t□ere i□ □he r□ght spo□ at the □ight time. I□□□□ almost that he s□n□es wha□ t□e ani□al□;s□g□□ng to do.□In□□hat way, □□ c□n□□h□ng□ the □nima□'□s mind wi□h hi□ helicopt□r."　　Gr□bler h□s□meas□re□ a spec□□ic dru□ d□□ag□,□which □an keep a rhino asle□p for□up □o tw□ hours. Once t□e rhino is □arted, the□gro□nd □rew la□ds □□ soon as possib□e t□□underta□□ a□multit□de of tasks. They monitor the beas□'s v□t□l signs, □ake □kin an□ bloo□ s□mples□t□□stud□ its b□□ic hea□□□ and □o detect any nutr□ents that a□e l□cki□g. Thi□ ensures that□the habitat is h□□lthy for long-term□propaga□i□n. They also co□d□c□ p□egnancy te□tin□.□Each rh□no'□ ear is □otched s□□that it can be iden□ifie□ □as□□y f□om the air and □r□und□□The□tip of th□□second horn i□ rem□ved to □rovide material for genetic □□s□arch, and □ tr□ns□itter □s fitted □nto □□□ rhin□□;s hor□□□□r trac□ing□its whereabouts□ Po□chers present □ constant da□ger to th□ rhinos□; security. Should a poache□ remov□ the hor□ for exp□□t, □h□ transm□tter would tr□□ger □□ □larm.　　When two m□l□s inhabi□ t□□ same territory□ one must be rel□cate□ befo□e□□hey b□ttle□to th□ death. Pla□ing a □ling □n p□sition, the crew ro□ls the □hino abo□rd□the□pl□tform, making □ure□it□□s fully asleep. With a li□ting capability of 3,500 lb (1,590 kg)□ th□□ASta□ □ 3 can reloca□e t□e 2,250-lb □1022□kg) rh□no□to an □rea o□ □he sa□ctuary t□at is □cces□□ble on□□ by helicopt□r□　　The extens□ve res□arc□ on □leven black□rhinos a□□ui□ed durin□ t□e four-□ay shoot was m□d□□p□□sible□only□through SK□Film□;s □inancial□cont□□bu□ion. "My field of expe□tise lies in □he cap□ure□and r□location of Afr□can wildlif□□ I□a□ extr□mely □rateful to St□a□gh□ Up! for□sp□ns□□i□g th□□ incre□ibly imp□r□□nt res□ar□h and □elocation prog□am a□ the□ga□e park. Without the f□l□, this □ese□rch w□uld□not have ha□pened□"□□□ys □ro□ler, w□o or□anized the cap□u□e,□rese□rc□ and reloc□□ion pr□ject, with□the film's□producti□n crew. "E□ery animal is just so□v□在战力榜上，他□二品。那时候的龙旭心里□那么多的苦，可是她□有理解他□□至因(🍗)为他拼命想赚钱放弃了留校的机会(🏯)而责怪他。他当时应该把这□切□□出来啊？尽管当时(🔪)自己身上没□□□是，□殷□的□境可以帮到他啊！　□💴)　为满足□😜)不同家庭多□化□托育需求，规模□⛲)较小、灵□性较高、适配性较强的家庭托育点应运而生。国家□生健康委人口家庭司□□就《家庭托育点管理办法(试行)(征求意见稿)□向社会公开(㊗)征求□(□)□。首都经济贸易大学人口发(👲)展研究(🥖)中心副主□茅倬彦□为，家庭托育□(👌)是对当前托育□🐾)服务的有益□充，制定办□□是对这种新□托育模式的鼓励，更是一种规范□在一个明媚□日□里□杂志摄影师克里斯□(🙏)马迪·林德赛 Marty Lindse□ 饰）□□妻□茱□安（杰西卡·杜菲 □es□ica Duffy□饰）来到某个风光□美的地方□风□此前□们刚刚逝去尚(🌀□未降生的孩□□因□这□是(🚌)一次带着淡淡忧伤的疗伤□旅(📎)。　　他□租住了霍华德•佩□（戴维·戴尔□ David Dalton 饰）的山□小屋，虽然景色宜□，心情舒(🕉□畅，但□□安□👏)却开始为种种□怪的景□与声响所困扰□她的不安渐渐影响到□□斯。夫妇二人终日惶恐，各有各的心事，更从心理(□)□渐行(□)渐远。□看似宁静的□□小屋□似乎又隐□着巨大的秘□□诡(□)异事件□演愈烈，他们陷入一个万劫不□的□洞之□……

• HD中字8.0

  爱很美电影演员表介绍

  Brigitte Roüan Patrick Chesnais Boris Terral

• 第21-45集完结4.0

  笑傲江湖杨莲亭结局

   

• 更新至202412154.0

  香港动作电影黑猫二

  法老 小精灵 王瀚哲

• HD4.0

  excel表格姓名查重

  郭富城 梁家辉 李治廷 彭于晏 杨采妮 马伊琍 林家栋 安志杰 钱嘉乐 尹子维 王敏德 黄芝琪 郑欣宜 文峰 贾晓晨 刘德华 何华超

• HD3.0

  侍卫很简单

  黄秋生 任贤齐 文咏珊 张可颐 卢巧音 恭硕良 曹查理 林利

• HD中字7.0

  超云服务器网卡驱动

  达维·格凌陂勒 澈玛薇·苏婉帕努楚克

• 全36集2.0

  装a还干架是会怀孕剧透

   

• 已完结3.0

  逃出精神病院

  吉野裕行 井上刚 清水理沙 泽城美雪 潘惠美 平田广明 岩崎博 森久保祥太郎 森田成一 喜多村英梨 小山刚志 藤村步 苍井翔太 辻步美 大关英里 玄田哲章 津田健次郎 樱井孝宏 大友龙三郎

• 全92集2.0

  浪漫满厨混混砸店是哪一集

  内详

• 全81集9.0

  伤心童话电影

  内详

• 已完结6.0

  金甲虫2

   

• HD6.0

  美女跳舞哔哩哔哩

  山田凉介 本田翼 藤冈靛 佐藤隆太 大泉洋 松雪泰子 本乡奏多 莲佛美沙子 内山信二 石丸谦二郎 小日向文世 国村隼 夏菜

• 全36集大妈拿菜刀
• 已完结让子弹飞吧
• 全92集妍代表什么意思
• 全81集超能火车总动员第一季
• 已完结电视剧敢死队全集播放
• HD一口吃掉你什么意思
• 已完结医生揉捏小核花液喷洒
• HD美国女足vs荷兰女足比分
• 已完结火影忍者疾风传汉化版
• 全10集王者体验服科技挂下载
• 已完结傲剑狂刀血衣教
• 已完结蜘蛛侠英雄归来百度网盘