Nrog nws lub peev xwm ya hla cov yeeb ncuab kab, txawm hais tias kev sib ntaus sib tua lossis kev tshawb nrhiav, lub dav hlau tau ua tiav trench tsov rog tsis siv, thiab kev hloov pauv ntawm kev dav hlau (nrog rau kev txhim kho cov tso tsheb hlau luam) yuav hloov tag nrho txoj kev Europe yuav tawm tsam kev tsov rog tsuas yog ob peb xyoos tom qab.
ob lub dav hlau siv dab tsi?
Biplanes muaj nyob rau hauv tub rog thiab kev lag luam aviation los ntawm Ntiaj Teb Tsov Rog Zaum 1 txog thaum ntxov 1930s, tab sis lub biplane ntau dua maneuverability tsis tuaj yeem cuam tshuam qhov ceev kom zoo dua ntawm lub teeb monoplane. Tom qab Tsov Rog Ntiaj Teb Zaum 2, ob lub dav hlau tsuas yog siv rau lub hom phiaj tshwj xeeb: qoob loo plua plav thiab kev ua si (aerobatic) ya.
Yuav ua li cas rau lub dav hlau hauv ww1?
Thaum pib Tsov Rog Thoob Ntiaj Teb thib ib, dav hlau zoo li B. E. 2 feem ntau yog siv rau kev tshawb nrhiav. Vim qhov xwm txheej zoo li qub ntawm kev sib ntaus sib tua trench, dav hlau tsuas yog txhais tau tias khaws cov ntaub ntawv dhau ntawm cov yeeb ncuab trenches, yog li lawv yog qhov tseem ceeb rau kev tshawb pom qhov twg tus yeeb ncuab nyob thiab lawv tau ua dab tsi.
dav hlau siv li cas thaum ww1?
thawj zaug siv dav hlau hauv Ntiaj Teb Tsov Rog Zaum 1 yog rau kev soj ntsuam. Cov dav hlau yuav ya saum lub tshav rog sib ntaus sib tua thiab txiav txim siab tus yeeb ncuab txoj kev txav thiab txoj hauj lwm.
Thaum twg ob lub dav hlau tau tsim?
Thawj tus neeg tsav nkoj, lub zog tsav dav hlau, tau kawg, tau tshwm sim ntawm no hauv Kitty Hawk, North Carolina ntawm Wright Flyer biplane hauv1903. Thaum lub sij hawm pioneer xyoo ntawm aviation biplanes tau nrov ntau dua li monoplanes.
