flint clay 中文意思是什麼
flint clay
解釋
焦寶石-
Calcium aluminate, kaolin, gypsum flint stone, ball clay
鋁鈣渣粘土石膏粉燧石 -
Test method of impurity for flint clay and bauxite clinker
硬制粘土與高鋁礬土熟料雜質檢驗方法 -
Flint clay clinker
硬質粘土熟料 -
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。
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