cut-off valve的用法和樣例：
例句
- Install a shutoff valve in the cold water inlet line.
在冷水進(jìn)水管處安裝一個(gè)關(guān)閉閥。 - The Pacific tilting disc check valve uses gravity to rapidly close the disc upon reversal of flow.
美國太平洋翻轉式閥瓣止回閥在出現逆流時(shí)利用重力迅速關(guān)閉閥瓣。 - Grease Injector at Seat Ring and Disc of Globe Valve.
截止閥的閥座環(huán)和閥瓣上的潤滑油注入器。 - Globe valves are usually installed with the inlet below the valve seat.
安裝截止閥時(shí)，通常把進(jìn)口安裝在閥座下方。
