2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Forward-swept tis ua rau lub dav hlau nyuaj rau ya, tab sis qhov zoo yog qhov tseem ceeb down rau manoeuvrability. Lawv tswj cov huab cua hla ntawm lawv qhov chaw ntawm cov kaum sab xis nce siab dua li cov dav hlau qub, uas txhais tau hais tias lub qhov ntswg tuaj yeem taw tes siab dua yam tsis muaj lub dav hlau nkag mus rau hauv qhov chaw txaus ntshai.
Qhov zoo ntawm swept tis yog dab tsi?
Nyob rau hauv lub davhlau ya nyob twg, lub tis swept tso cai rau tus lej Critical Mach ntau dua li lub tis ncaj ntawm qhov sib xws ntawm Chord thiab Camber. Qhov no ua rau lub ntsiab kom zoo dua ntawm tis sweep uas yog ncua qhov pib ntawm nthwv dej luag. Ib tug swept tis yog optimised rau kev kub ceev davhlau.
Vim li cas pem hauv ntej swept tis yog phem?
Ib qho ntawm qhov tsis zoo ntawm cov tis pem hauv ntej yog qhov muaj feem cuam tshuam ntawm kev sib txawv, qhov tshwm sim ntawm kev nqa lub zog rau pem hauv ntej swept tis twisting lub taub upwards nyob rau hauv nce nce.
Dab tsi yog qhov tsis zoo ntawm tus swept tis?
Tus tis swept kuj muaj ob peb yam teeb meem ntxiv. Ib qho yog tias rau txhua qhov ntev ntawm tis, qhov tseeb ncua ntawm lub ntsis-rau-ntsia yog luv dua tib lub tis uas tsis swept. Tsis tshua muaj kev sib raug zoo nrog cov nam piv, qhov ncua sij hawm piv rau chord, yog li tus swept tis ib txwm muaj ntau dua ntawm qhov qis dua.
Thaum twg los tom ntej swept tis invented?
In 1936, German aerodynamicist thawj zaug tsim lub dav hlau nrog nwstis swept rau pem hauv ntej, tab sis tsis muaj leej twg tsim ib qho qauv tiag tiag thaum lub sijhawm. Thaum Ntiaj Teb Tsov Rog II, cov neeg German thaum kawg tau sim cov dav hlau zoo li no. Lub tuam txhab Messerschmitt tau tsim lub tailless Me 163B los tshawb txog tus tsim.
Pom zoo:
Puas yog cov dab dab dab dab dab dab dab dab dab dab dab dab?
Myth: Ib tug dab tshos tsis yog neeg ncaj ncees yog tiasnws haum yog. Fact: Tu siab, qhov no yog ib lo lus tsis tseeb uas tau raug perpetuated los ntawm aversive trainers. Txawm hais tias haum rau lub caj dab kom zoo khawb rau hauv cov tawv nqaij rhiab nyob ib ncig ntawm lub caj dab, uas ua rau muaj kev puas tsuaj loj rau cov thyroid, esophagus, thiab trachea.
Dab tsi yog qhov zoo tshaj plaws hauv pem teb rau txoj hauv kev?
Vinyl hauv kev nkag thiab hauv tsev Vinyl yog ib qho ntawm cov khoom siv hauv pem teb zoo tshaj plaws. Nws yog qhov ruaj khov, ya raws thiab khawb-tiv taus, thiab yooj yim los ntxuav, uas ua rau nws muaj qhov zoo, tsis tshua muaj kev xaiv rau kev nkag thiab hauv tsev.
Puas yog pem hauv ntej thiab pem hauv ntej yuav zoo ib yam?
Puas yog cov ntaiv yuav tsum phim rau pem teb saum toj lossis hauv qab? Cov neeg tsim qauv sab hauv thiab cov kws tshaj lij hauv pem teb universally pom zoo rau cov lus teb. Stairs ua ib qho kev hloov ntawm ob lub plag tsev, thiab yog li ntawd, yuav tsum koom tes nrog ob qho tib si hauv pem teb thiab hauv pem teb.
Dab tsi yog cov reactants thiab cov khoom ntawm cov tshuaj tiv thaiv rau pem hauv ntej (sab laug-rau-txoj cai)?
Dab tsi yog cov reactants thiab cov khoom ntawm cov tshuaj tiv thaiv rau pem hauv ntej (sab laug-rau-txoj cai)?Glucose thiab Fructose yog cov reactants. Sucrose thiab Dej yog cov khoom. Puas yog cov tshuaj tiv thaiv tom ntej yog cov tshuaj tiv thaiv condensation lossis cov tshuaj tiv thaiv hydrolysis?
Dab tsi yog kev xav ntawm autonomists dab tsi yog qhov kev xav ntawm kev zoo nkauj ntawm kev coj ncaj ncees?
Kev lig kev cai, muaj ob txoj haujlwm tawm tsam kev xav txog kev coj ua raws li kev cai lij choj ntawm kev ntsuas kev ncaj ncees ntawm kev kos duab: 'kev coj ncaj ncees kev ncaj ncees Ethics lossis kev coj ncaj ncees yog ib ceg ntawm kev xav uas "
