Nkag siab R - Tus nqi ntawm insulated iav qhia txog r - tus nqi yog ib lub ntsiab lus tseem ceeb zaus yog lub archeting thiab archulation thaum tham txog thermal rwb thaiv tsev. Nws sawv cev lub peev xwm ntawm ib daim lev
Peb tau ua haujlwm nrog ntau lub tuam txhab, tab sis cov khoom lag luam thiab cov kev pabcuam muab los ntawm cov tuam txhab no tau txaus siab rau peb tshaj plaws.
Hauv kev koom tes ntawm lub tuam txhab, lawv tau muab peb txoj kev nkag siab thiab kev txhawb nqa muaj zog. Peb xav qhia sib sib zog nqus thiab ua tsaug. Cia peb tsim kom zoo dua tag kis!