Tuam txhab xov xwm

Kev siv SIlicon carbide

(Silicon carbide Siv) Silicon carbide rau tub rog bulletproof armor Silicon carbide yog siv los ua mos txwv armor. Cov cuab yeej ntawm no compound uas ua rau nws haum rau lub hom phiaj no yog nws hardness.…

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Waterglass yog dab tsi?

(Dab tsi yog Waterglass?) Waterglass yog dab tsi? Cov iav dej feem ntau siv hauv kev tsim kho yog cov kua dej ntawm sodium silicate (Na2O·nSiO2). Molecular Luj: 122.054. Sodium silicate yog ib hom tshuaj inorganic.…

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