短語詞組短語cleaned -coal 洗精煤cleaned powder coal 洗末煤cleaned coal technology 潔凈煤技術(shù)quantity of cleaned coal 精煤產(chǎn)量cleaned coal filtration system 精煤過濾系統(tǒng)dry -cleaned coal 干選煤;干洗煤cleaned coal quality 精煤質(zhì)量cleaned coal containing gangue 精煤帶矸salbe cleaned coal 銷售精煤 返回 cleaned coal