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Dab tsi yog qhov ntsuas oxygen ntawm cov ntaub ntawv insulating?
Thermal rwb thaiv tsev plays lub luag haujlwm tseem ceeb hauv kev txuag hluav taws xob thiab tswj qhov chaw nyob sab hauv tsev. Thaum xaiv cov khoom siv rwb thaiv tsev zoo, qhov tseem ceeb uas yuav tsum tau xav txog yog nws qhov ntsuas oxygen. Cov pa oxygen Performance index ntawm cov khoom siv rwb thaiv tsev yog ib qho kev ntsuas ntawm cov khoom flammability ib ...Nyeem ntxiv -
Dab tsi yog qhov thermal conductivity ntawm rwb thaiv tsev?
Thermal conductivity, tseem hu ua thermal conductivity, yog qhov tseem ceeb uas txiav txim siab qhov cuam tshuam ntawm cov vaj tsev. Nws ntsuas cov khoom muaj peev xwm ua kom muaj cua sov thiab yog qhov tseem ceeb thaum xaiv cov khoom siv rwb thaiv tsev. Nkag siab txog cov thermal conduc...Nyeem ntxiv -
R-tus nqi ntawm cov rwb thaiv tsev yog dab tsi?
Yog tias koj tab tom yuav khoom rau rwb thaiv tsev, tej zaum koj tau hla lo lus "R-tus nqi." Tab sis qhov tseeb yog dab tsi? Vim li cas nws tseem ceeb thaum xaiv qhov rwb thaiv tsev zoo rau koj lub tsev? Ib qho insulator tus nqi R-tus nqi yog qhov ntsuas ntawm nws cov thermal kuj. Yooj yim muab, nws qhia tias ho ...Nyeem ntxiv
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