change valve
短語詞組
- change e valve 換向閥
- hand change over valve 手動換向閥
- pneumatic change direction valve 氣動換向閥
- change direction valve 換向閥
- electromagnetism change direction valve 電磁換向閥
- the change over valve 調(diào)壓閥
- change -valve 轉(zhuǎn)換閥
- piston buffer change valve 活塞式緩變閥 返回 change valve