check valve meaning in English
【机械工程】止回阀，单向活门。
Examples
- The second check valve has a lighter weight spring
第二止回阀则配置较轻的弹簧。 - Marine forged steel male thread stop and check valves
船用外螺纹锻钢截止止回阀 - Marine flanged cast steel over board stop check valve
船用法兰铸钢舷侧截止止回阀 - J kind of flanged cast iron 0 . 5mpa stop check valves
J类法兰铸铁0 . 5mpa截止止回阀 - J kind of flanged cast iron 1 . 0mpa stop check valves
J类法兰铸铁1 . 0mpa截止止回阀