Tag: ncaj ncees

Nyiam lus tseeb txog hlau

Hlau no mas feem ntau khoom paub tias yuav nyuaj, ci iab, khaws txuas, ncaj nraim, thiab luag num. Tsis muaj hluav taws xob thiab thermal conductivity, Hlau no pab tau rau ntau cov ntaub ntawv thiab tsis tau lawv lub ntiaj teb no xwb tsis tau tib yam. Yog koj xav impress koj cov phooj ywg nyob ib tog twg, thiab tsuav yog rau hauv"hlau,"Nov yog ib co lus tseeb… Nyeem ntxiv »