spring-loaded check valve meaning in English
弹簧加载止回阀
弹簧止回阀
Examples
- To avoid this discharge , install a spring - loaded check valve ahead of the backflow assembly to " lock - in " the downstream pressure
如果放置在坑内，则应该采取措施使得排放总是在地面上，或对于坑内排放，要确保在安全阀下方配置一个适当的气隙。