短語詞組短語unworkable market 市場失靈unworkable seam 不可采煤層unworkable material 不宜加工材料unworkable deposit 無開采價值的礦床unworkable price 做不開的價格unworkable e 難運轉(zhuǎn)既unworkable concrete 難灌筑混凝土unworkable plan 難實行計劃UNWORKABLE ADJ 做不開 返回 unworkable