calcined bauxite造句

例句与造句

1. During this time the company was also importing fluorspar , calcined bauxite and flint clay from china
   在此期间，公司同时从中国进口氟石、煅烧矾土和燧土。
2. It's difficult to find calcined bauxite in a sentence. 用calcined bauxite造句挺难的