Kub kub ib puag ncig ntawm blister tshuab thiab khoom siv hauv tsev kev lag luam
Dec 03, 2022
Tso lus
Qhov kub thiab txias ib puag ncig yuav ua rau kev laus ntawm cov ntaub ntawv insulating ntawm cov khoom siv hauv tsev, thiab thaum cov ntaub ntawv insulating puas lawm, nws tuaj yeem ua rau tawg thiab luv luv, ua rau hluav taws xob poob siab thiab txawm tias hluav taws kub.
