calcined bauxite 中文意思是什麼
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During this time the company was also importing fluorspar, calcined bauxite and flint clay from china
在此期間，公司同時從中國進口氟石、煅燒礬土和燧土。 -
The magnesia - alumina spinel is synthesized by using high - quality bauxite and active magnesia as starting materials and calcined at high temperatures. the spinel has high density and low water absorption rate
本品採用優質鋁礬土與活性氧化鎂合成，經高溫煅燒，體積密度大，吸水率低，是冶金建材行業理想的原料。
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