2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
SpaceX tau muaj kev vam meej zoo rov qab los thiab rov siv lawv cov nyiaj them poob haujlwm. Hauv qhov sib piv, ULA tsis rov qab los yog rov siv dua, tab sis raws li CEO Tory Bruno, ULA tau txiav txim siab siv qhov kev rov siv dua, tab sis kev lag luam tsis muaj txiaj ntsig.
ULA puas muaj foob pob hluav taws rov siv tau?
"Vim tias lawv cov foob pob hluav taws tsis tuaj yeem rov siv tau, nws yuav pom tseeb thaum lub sijhawm ULA yog qhov pov tseg tag nrho ntawm cov neeg them se, "Musk hais. Musk cov lus tshaj tawm yog thawj zaug ua los ntawm SpaceX thawj coj tom qab US Air Force rau hnub Friday tau muab nws lub tuam txhab thiab ULA nrog ntau lab tus nqi ntawm cov ntawv cog lus kev ruaj ntseg hauv tebchaws.
Muaj pes tsawg zaus Falcon foob pob hluav taws tuaj yeem rov siv tau?
Raws li Elon Musk, yuav luag txhua daim ntawm Falcon yuav tsum tau rov qab siv dua tshaj 100 zaug. Thaum tshav kub kub shields thiab ob peb lwm yam khoom yuav tsum tau rov qab siv dua 10 zaug ua ntej hloov. Thaum Lub Peb Hlis 2017, SpaceX tshaj tawm kev nce qib hauv lawv qhov kev sim kom rov qab los, thiab thaum kawg rov siv dua, 6 lab nyiaj daus las them nyiaj ncaj ncees.
ULA puas rov qab tau lawv cov kev txhawb nqa?
Tus hypersonic decelerator thiab parachutes tau zoo lawm thiab. txheej txheem rov qab. Kev sim ua haujlwm yooj yim thiab kev tshuaj xyuas xyuas lub cav kev ncaj ncees thiab tso cai rau kev rov ua dua ntawm BRM mus rau lub tank tos. ULA npaj siab pib siv lub cav RD-180 rau peb lub davhlau.
Lub foob pob hluav taws Falcon 9 puas tuaj yeem rov siv tau?
Lub tuam txhab Falcon 9 foob pob hluav taws yog ib feem rov siv tau, raws li SpaceX tsis tu ncuatsaws cov boosters - qhov loj tshaj plaws thiab kim tshaj plaws ntawm lub foob pob hluav taws - thiab tom qab ntawd rov pib dua.
Pom zoo:
Puas yog kev siv hluav taws xob siv hluav taws xob?
Usability engineering yog kev qhuab qhia uas tsom mus rau kev txhim kho kev siv tau ntawm kev sib tham sib. Nws rub tawm cov kev xav los ntawm kev tshawb fawb hauv computer thiab kev puas siab puas ntsws los txhais cov teeb meem uas tshwm sim thaum siv cov kab ke.
Puas siv hluav taws xob hauv qhov hluav taws xob tuaj yeem siv rau ntawm qhov loj?
Txawm hais tias tsawg dua, lwm hom kev siv hluav taws xob hauv av tuaj yeem siv los muab ntau lub zog ntau dua. Tapping qhov chaw ntawm cov dej kub faus rau hauv qab lub ntiaj teb saum npoo tuaj yeem muab cua sov rau cov neeg coob coob, thiab tsim kom muaj zog txaus los tsim hluav taws xob loj.
Dab tsi yog qhov hloov pauv hluav taws xob hluav taws xob siv rau?
Transcutaneous hluav taws xob paj hlwb stimulation (TENS) yog ib txoj kev kho mob uas cuam tshuam nrog kev siv hluav taws xob me me. Lub tshuab TENS yog ib qho khoom siv me me, roj teeb ua haujlwm uas tau txuas nrog cov nplaum nplaum hu ua electrodes.
Puas hluav taws xob hluav taws xob puas tsim hluav taws xob?
Coal feem ntau siv roj los tsim hluav taws xobhauv Tebchaws Meskas. Hauv cov chaw tsim hluav taws xob hluav taws xob hluav taws xob, cov hluav taws xob bituminous, subbituminous thee, lossis lignite raug hlawv. Cov cua kub uas tsim los ntawm kev sib xyaw ntawm cov thee yog siv los hloov cov dej mus rau hauv qhov chaw siab zog, uas tsav lub turbine, uas tsim hluav taws xob.
Lub tshuab hluav taws xob hluav taws xob tsim hluav taws xob li cas?
Piav seb lub twj hluav taws xob hluav taws xob tsim hluav taws xob hla lub membrane li cas. Los ntawm pum electrons hla lub membrane, sab uas cov electrons raug tshem tawm muaj qhov zoo dua, thaum sab tau txais cov hluav taws xob ntau muaj qhov tsis zoo.
