短語詞組短語chemical co precipitation 化學共沉積;化學共沉淀法chemical solution precipitation 化學沉淀Chemical classified precipitation process 化學分類沉淀法chemical flocculant precipitation 化學絮凝沉淀chemical l precipitation 化學沉積;化學沉淀chemical coagulation precipitation 化學混凝沉淀chemical flocculent precipitation 化學絮凝沉淀chemical l precipitation ore deposit 化學沉淀礦床chemical precipitation ore deposit 化學沉淀礦床 返回 chemical precipitation