valve gate
短語詞組
- cylindrical valve ring gate 圓筒閥
- valve e gate 閥式澆口
- filling valve of gate 閘門充水閥
- Valve & gate 閥門及閘門
- valve or gate 閥門
- Plug Valve Gate repair 旋塞閥維修
- Valve gate nozzle 閥針式噴嘴
- Steel Valve Gate 鋼閘門
- sequential valve gate technology 澆口技術(shù) 返回 valve gate