coal dressing
詞語: coal dressing
解釋: 選煤
詞典: 會計專業英漢詞典
coal dressing 相關解釋
coal dressing 選煤
coal dressing 選煤
coal dressing 〔名詞〕選煤,洗煤
coal dressing 〔名詞〕洗煤,選煤
coal dressing 〔名詞〕選煤
選煤 coal dressing
選煤 coal dressing
選煤 coal processing;coal separation
選煤 coal dressing;coal separation