Taw qhia: CIVEN METAL, lub tuam txhab muaj koob npe nrov ntawm cov ntawv zoo tooj liab, zoo siab qhia nws cov ntawv ci tooj liab tsim tshwj xeeb rau cov ntawv siv roj teeb cua sov. Paub txog nws qhov zoo tshaj thermal conductivity, muaj zog hluav taws xob ua haujlwm, thiab kev ua haujlwm zoo corrosion, peb cov tub ceev xwm ...
Nyeem ntxiv