短語詞組短語Water Proof Packing 不透水包;防水包裝;防水填料;不透水包裝water seal packing 水封water valve packing nut 水閥填密螺母water tight packing 防水填料;水密填料;不漏水填密water pump packing 水泵盤根WPP Water Proof Packing 防水填料;防水包裝cylindrical water gauge packing 圓柱形水位表墊圈water pump packing nut 水泵填料螺母High Water Based Packing Type 高水基I型盤根 返回 water pack