Open bleed port at high point in system and vent trapped air until a solid stream of liquid emerges.

打开系统较高点的泄放口，排出收集的空气，直至液体液柱流出现。

youdao

Open bleed port at high point in system and vent trapped air until a solid stream of liquid emerges.

打开系统较高点的泄放口，排出收集的空气，直至液体液柱流出现。

youdao