短語詞組短語Ladle slide gate repair deck 鋼包滑動水口維修平臺Ladle Slide Gate Connecting Platform 滑動水口連接平臺Ladle slide gate cylinder suspension 鋼包滑動水口液壓系統(tǒng)ladle slide gate in billet 大包滑動水口 返回 ladle slide gate