balance valve

• 平衡阀

balance valve的用法和样例：

例句

1. Isolate all circuits by closing the zone valves and purge and balancing valves.
   通过关闭区域阀门和排气平衡阀来隔离所有循环回路。
2. Presents the balance valve make-up water pressurization method used in substation reformation.
   摘要介绍了在换热站改造中采用的平衡阀补水定压方式。