Cov khoom siv hluav taws ua dab tsi?

Oct 19, 2022 Tso lus

Cov rooj hluav taws kub tuaj yeem ua nrog kev sib xyaw ntawm ntoo, hlau, gypsum, thiab txhuas. Lawv kuj tseem tuaj yeem muaj qhov rais, uas yog tsim los ntawm borosilicate lossis ceramic iav (ob leeg uas muab cov hluav taws kub siab dua li cov qauv hlau txheem hlau.