Talc muaj cov khoom zoo ntawm lub cev thiab tshuaj lom neeg: xws li lubricity, anti-viscosity, txaus pab, hluav taws kub, acid tsis kam, rwb thaiv tsev, siab melting point, tshuaj inactivity, zoo nkaum hwj chim, softness, zoo luster, muaj zog adsorption thiab thiaj li nyob.Daim ntawv thov 1.Chemical theem Nws tuaj yeem siv ...
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