短語(yǔ)詞組短語(yǔ)bloating g agent 膨脹劑calcium aluminate bloating agent 鋁酸鈣膨脹劑fluor -gypsum concrete bloating agent 氟石膏混凝土膨脹劑anhydrite -rock alum concrete bloating agent 硬石膏 返回 bloating agent