inside screw
短语词组
- inside screw gate valve 内螺纹闸阀
- IS inside screw stem 内螺纹阀杆
- inside screw measurement 内螺纹曲面测量
- inside screw stop valve 内螺纹截止阀
- Inside screw IS 内螺纹
- Inside screw nonrising stem type 旋转杆式闸阀
- Inside screw stem stop valve 下螺纹阀杆截止阀
- INSIDE SCREW WEDGE GATE VALVES 暗杆楔式闸阀 返回 inside screw