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Menene ma'aunin iskar oxygen na kayan rufewa?
Ƙunƙarar zafin jiki yana taka muhimmiyar rawa wajen ceton makamashi da kiyaye yanayin cikin gida mai dadi. Lokacin zabar abin da ya dace da kayan rufewa, muhimmin abu da za a yi la'akari da shi shine ma'aunin iskar oxygen. Ma'anar iskar oxygen na kayan rufewa shine ma'auni na flammability na kayan ...Kara karantawa -
Menene thermal conductivity na rufi?
Ƙunƙarar zafin jiki, wanda kuma aka sani da ƙaddamar da zafin jiki, shine maɓalli mai mahimmanci wanda ke ƙayyade tasirin rufin gine-gine. Yana auna ikon abu don gudanar da zafi kuma yana da mahimmancin la'akari lokacin zabar kayan don rufin gini. Fahimtar hanyoyin thermal ...Kara karantawa -
Menene darajar R na rufin?
Idan kuna siyayya don rufi, tabbas kun ci karo da kalmar “R-darajar.” Amma menene ainihin shi? Me yasa yake da mahimmanci lokacin zabar rufin da ya dace don gidan ku? Insulator's R-darajar ita ce ma'aunin juriyar zafi. A taƙaice, yana nuna ho...Kara karantawa
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