valve gate
短语词组
- cylindrical valve ring gate 圓筒閥
- valve e gate 閥式澆口
- filling valve of gate 牐門充水閥
- Valve & gate 閥門及牐門
- valve or gate 閥門
- Plug Valve Gate repair 鏇塞閥維脩
- Valve gate nozzle 閥針式噴嘴
- Steel Valve Gate 鋼牐門
- sequential valve gate technology 澆口技術 返回 valve gate