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Tus Chij Liab Tsib Lub Hnub Qub ua los ntawm cov khoom siv sib xyaw tshiab tau tsa rau ntawm sab deb ntawm lub hli!
Thaum 7:38 teev tsaus ntuj rau lub Rau Hli 4, lub Chang'e 6 nqa cov qauv ntawm lub hli tau tawm ntawm sab nraub qaum ntawm lub hli, thiab tom qab lub cav 3000N ua haujlwm li rau feeb, nws tau xa lub tsheb nce mus rau hauv lub voj voog ncig lub hli raws sijhawm. Txij li Lub Rau Hli 2 txog 3, Chang'e 6 tau ua tiav ...Nyeem ntxiv -
Vim li cas cov iav fibers thiab cov resins tau nce siab heev hauv tus nqi?
Thaum Lub Rau Hli 2, Tuam Tshoj Jushi tau ua tus thawj coj hauv kev tso tawm tsab ntawv pib dua tus nqi, tshaj tawm tias cov xov paj cua thiab cov xov paj luv luv pib dua 10%, uas tau qhib kev pib dua tus nqi ntawm cov xov paj cua! Thaum tib neeg tseem xav paub seb lwm cov chaw tsim khoom puas yuav ua raws li tus nqi ...Nyeem ntxiv -
Fiberglass ib qho tshiab ntawm kev rov ua dua tshiab, kev lag luam boom yuav txuas ntxiv kho
Thaum Lub Rau Hli 2-4, peb lub tuam txhab loj hauv kev lag luam iav fiber tau tshaj tawm tus nqi rov pib dua, cov khoom siv siab heev (xov paj cua thiab xov paj luv luv) tau rov pib dua, tus nqi khoom siv iav fiber tseem nce ntxiv. Cia peb tham txog tus nqi rov pib dua ntawm ntau lub sijhawm tseem ceeb: ...Nyeem ntxiv -
Cov Lus Qhia Txog Fiberglass: Tej Yam Koj Yuav Tsum Paub Txog Fiberglass Roving
Vim nws lub zog, kev ruaj khov thiab kev hloov pauv tau yooj yim, fiberglass roving tau siv dav hauv ntau qhov chaw xws li kev tsim kho vaj tse, kev tiv thaiv corrosion, kev txuag hluav taws xob, kev thauj mus los thiab lwm yam. Nws feem ntau yog siv los ua kev txhawb nqa rau cov ntaub ntawv sib xyaw, muab cov khoom ntxiv ...Nyeem ntxiv -
Daim Ntawv Thov Tsis Ntev Los No ntawm Basalt Fiber Chopped Strand ntawm Asphalt Pavement
Tsis ntev los no nrog kev loj hlob sai ntawm kev tsim kho txoj kev loj, cov thev naus laus zis ntawm cov qauv asphalt concrete tau ua tiav sai thiab tau mus txog ntau qhov kev ua tiav zoo thiab zoo heev. Tam sim no, asphalt concrete tau siv dav hauv kev tsim kho txoj kev loj ...Nyeem ntxiv -
Phau Ntawv Qhia Txog Qhov Kawg Rau Cov Khoom Siv Fiberglass Uas Muaj Qhov Ceev Heev Rau Cov Yeeb Nkab Uas Siv Los Ua Yeeb Nkab Hluav Taws Kub
Raws li qhov kev thov rau cov ntaub qhwv yeeb nkab zoo, ruaj khov thiab txhim khu kev qha thiab cov ntaub qhwv yeeb nkab hluav taws engineering txuas ntxiv loj hlob, fiberglass tau tshwm sim los ua qhov kev xaiv nyiam rau ntau lub lag luam. Fiberglass yog cov khoom siv ua los ntawm cov iav fibers woven rau hauv ib ...Nyeem ntxiv -
Kev Tiv Thaiv Hluav Taws Kub Uas Zoo Rau Ib Puag Ncig: Daim Npog Iav Fiber Nano-Aerogel
Koj puas tab tom nrhiav ib daim pam rwb thaiv tsev uas ua los ntawm cov ntaub mos mos uas tiv taus cua sov thiab tiv taus hluav taws? Daim lev fiber ntau nano airgel uas Jingoda lub Hoobkas muab yog koj qhov kev xaiv zoo tshaj plaws. Cov khoom no tau tsim tawm txij li xyoo 1999. Cov khoom siv tshiab no yog ib qho kev ua si ...Nyeem ntxiv -
Tej Yam Koj Yuav Tsum Paub Txog Fiberglass
Cov iav fiber (yav tas los hu ua lus Askiv hu ua iav fiber lossis fiberglass) yog cov khoom siv inorganic uas tsis yog hlau nrog kev ua tau zoo heev. Nws muaj ntau yam. Nws cov txiaj ntsig yog kev rwb thaiv tsev zoo, tiv taus cua sov zoo, tiv taus corrosion zoo thiab lub zog kho tshuab siab ...Nyeem ntxiv -
Lub Magic Fiberglass
Lub pob zeb tawv yuav ua li cas thiaj hloov mus ua ib daim fiber nyias li cov plaub hau? Nws yog romantic thiab khawv koob, Nws tshwm sim li cas? Keeb kwm ntawm iav fiber Iav fiber tau tsim thawj zaug hauv Tebchaws Meskas Thaum xyoo 1920s lig, thaum lub sijhawm muaj kev nyuaj siab loj hauv ...Nyeem ntxiv
