2023-02-21Boron Carbide (B4C) yog cov khoom siv ruaj khov uas muaj boron thiab carbon. Boron Carbide yog ib qho nyuaj tshaj plaws uas paub, qeb thib peb tom qab cubic Boron nitride thiab pob zeb diamond. Nws yog cov khoom siv sib xyaw ua ke siv ntau yam kev siv tseem ceeb, suav nrog cov khoom siv phom sij, cov tsho tiv thaiv cov mos txwv, thiab cov cav tov hmoov av. Qhov tseeb, nws yog cov khoom siv rau ntau yam kev siv hauv kev lag luam
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