Varieties of inorganic coagulant and polypropylene-amide flocculants have been used in sink test for the bauxite washing slime in Pingou mine.是什么意思_Varieties of inorganic coagulant and polypropylene-amide flocculants have been used in sink test for the bauxite washing slime in Pingou mine.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句