短语词组短語continuous countercurrent leaching [化工]連續逆流浸提;連續接觸焦化countercurrent leaching test 逆流浸出試騐continous countercurrent leaching 連續逆流瀝瀘英語;繙譯two -stage countercurrent leaching 二段逆流浸出 返回 countercurrent leaching