Polynucleate aluminum hydroxy silicate-sulphate compound (PASS)is a new type of high efficient inorganic ion flocculant.是什么意思_Polynucleate aluminum hydroxy silicate-sulphate compound (PASS)is a new type of high efficient inorganic ion flocculant.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句