purge valve

基本解释

The process of purging air from the system is easily accomplished with the model PB-56 purge and balancing valve.
采用型号PB-56排气平衡阀使得从系统排气的过程很容易完成。
Series PB-56 purge & balancing valve facilitates quick, efficient air purging on the initial filling of the hot water heating system.
系列PB-56排气平衡阀有助于对热水加热系统的初始进水进行迅速有效的空气排除。
A purge and balancing valve shall be installed on the boiler or where indicated on the plans to facilitate quick, efficient air purging on the initial filling of the hot water heating system.
在锅炉上，或在计划要求对热水加热系统的初始进水进行迅速有效的空气排除的地方，应该安装一个排气平衡阀。