Dab tsi yog lub ntsej muag ua los ntawm?

Cov txheej txheem:

Dab tsi yog lub ntsej muag ua los ntawm?
Dab tsi yog lub ntsej muag ua los ntawm?
Anonim

Feem ntau ntawm cov hlau siv rau ntawm qhov blimp yog riveted aircraft aluminium. Cov tsheb yav dhau los yog cov ntaub npog tubing lub moj khaum. Niaj hnub no lub gondolas yog ua los ntawm hlau monocoque tsim. Lub qhov ntswg lub khob yog ua los ntawm hlau, ntoo, los yog yas battens, laced rau lub hnab ntawv.

Cov khoom siv dab tsi yog lub ntsej muag ua los ntawm?

Lub cev zoo li lub zais pa ntawm lub dav hlau - "lub hnab ntawv" - yog ua los ntawm polyester nrog cov yeeb yaj kiab tshiab los ntawm DuPont ™ hu ua Tedlar®, nyob ib puag ncig ib puag ncig sab hauv qauv, uas txawv qhov no airship los ntawm yav dhau los Goodyear blimps.

blimps puv nrog dab tsi?

Cov pa roj ib txwm siv los nqa lub dav hlau yog hydrogen thiab helium. Hydrogen yog lub teeb pom kev zoo tshaj plaws thiab yog li muaj peev xwm nqa tau zoo, tab sis nws kuj yog cov nplaim hluav taws kub heev thiab tau ua rau muaj ntau yam kev puas tsuaj loj hauv nkoj. Helium tsis zoo li buoyant tab sis muaj kev nyab xeeb dua li hydrogen vim nws tsis hlawv.

Yuav blimps ya tau sai npaum li cas?

Peb qhov tseeb 5 sab saum toj

Lub Blimp tej zaum yuav loj tab sis nws yooj yim heev kom tshem tawm thiab tsaws uas nws yuav tsum muaj peb pawg neeg hauv av. Lub Blimp muaj qhov siab tshaj plaws ntawm 125km / h (78mph)- ib ncig ntawm tib yam li cov neeg caij ski ceev tshaj plaws. Lub Blimp qhov zoo tshaj plaws caij nkoj qhov siab yog 300m - uas yog me ntsis hauv qab saum toj ntawm Eiffel Ntauwd.

Puas yaim lossis ntab?

A blimp is a powered, steerable aircraft that floatsvim nws yog inflated nrog roj uas sib dua li huab cua. Ib daim duab blimpyog tswj los ntawm lub siab ntawm cov pa roj hauv nws lub hnab ntawv; ib lub blimp tsis muaj cov qauv sab hauv, yog li yog tias lub blimp deflates, nws poob nws cov duab.

Pom zoo:

Nthuav cov khoom
Lub sijhawm elongation ntawm kev txhais lus uncharged trnas txav mus rau?
Nyeem ntxiv

Lub sijhawm elongation ntawm kev txhais lus uncharged trnas txav mus rau?

Peptide daim ntawv cog lus; uncharged tRNA txav mus rau qhov E site & tom qab tawm ntawm ribosome; lub mRNA tau hloov pauv 3 lub hauv paus mus rau sab laug, ua rau tRNA bearing dipeptide hloov mus rau P site P site P-site (rau peptidyl) yog qhov thib ob khi qhov chaw rau tRNA hauv ribosome.

Dab tsi yog asbestiform fibers?
Nyeem ntxiv

Dab tsi yog asbestiform fibers?

Raws li siv hauv daim ntawv tshaj tawm no, lo lus asbestiform fibers suav nrog fibers uas muaj lub zog zoo thiab yoog raws, ruaj khov, cov qauv saum npoo tsis muaj qhov tsis xws luag, thiab ntau lwm yam khoom tau piav qhia tom qab. Kev lag luam zoo asbestos yog ib qho piv txwv ntawm asbestiform fiber.

Colleen dewhurst tuag li cas?
Nyeem ntxiv

Colleen dewhurst tuag li cas?

Dewhurst tuag rau hnub Thursday ntawm mob qog noj ntshav ntawm nws lub tsev hauv New York suburb ntawm Lewisboro, hais Tom Viola, tus kws tshaj lij rau lub koomhaum uas nws ua haujlwm, Tus Ua Yeeb Yam Equity. Txawm hais tias ntau phau ntawv sau npe Dewhurst hnub nyoog li 65, nws yog 67, hais tias nws tus khub ntev, Ken Marsolais.