water tight joint水密接合;水密接头;水密结合;水密接缝
water stop joint止水缝
water bound joint水密联合
water seal joint水封接缝;止水缝
water cooled joint水冷接头
water pipe joint水管接头
water pipe joint ring水管接头密封圈
water-joint水密接头
Water gun joint水枪接头