valve clack
短语词组
- Valve seat Valve clack 閥座
- Valve clack steel casting 閥瓣鑄鋼件
- nuclear valve clack 核閥閥瓣
- Valve clack membrane 閥瓣膜
- clack valve 止廻閥;[機]瓣閥;逆止閥;翼門閥
- pressure clack valve 壓放閥
- air inlet clack valve 進氣瓣閥;進氣活門
- ball clack valve 球瓣單曏閥
- clack k valve 瓣閥 返回 valve clack