check-valve lever spring的意思|示意

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止回阀杆弹簧

check-valve lever spring的网络常见释义

止回阀杆弹簧 ... check-valve lever 止回阀杆 check-valve lever spring 止回阀杆弹簧 check-valve nozzle 止回阀喷嘴 ...

check-valve lever spring相关短语

1、 check valve lever spring 止回阀杆弹簧

check-valve lever spring相关例句

Spring-actuated valve to be used on pump discharge. Swing check with outside lever and spring to be used on sump, sewage and storm drain lines.

弹簧执行机构止回阀用于管道排放。外置操作手柄和弹簧执行机构的旋启式止回阀用于污水坑、排污和雨水排泄管道。