change valve
短语词组
- change e valve 換曏閥
- hand change over valve 手動換曏閥
- pneumatic change direction valve 氣動換曏閥
- change direction valve 換曏閥
- electromagnetism change direction valve 電磁換曏閥
- the change over valve 調壓閥
- change -valve 轉換閥
- piston buffer change valve 活塞式緩變閥 返回 change valve