quick closing stop valve的意思|示意

美 / / 英 / /

快闭截止阀

速闭阀 ... late closing of valve 气门延迟关闭 quick closing stop valve 速闭阀 rapid closing stop valve 快速截止阀 ...

速闭截止阀 GLOBE VALVE 球形阀 ... quick-closing emergency valve 应急速闭阀 quick-closing stop valve 速闭截止阀 quick-opening gate valve 速启阀门 ...