Pre-pressure air chamber has been widely adopted to the diaphragm pump sprayers manufactured both at home and abroad, but little attention has been focused on research of their performances.

预压空气室虽在国内外生产的植保机械用隔膜泵上已普遍应用，但对该类空气室的性能研究未引起重视。

youdao

The present invention provides a clothing dryer which permits a stable operation of a heat pump generating drying air to be circulated between a drying chamber and the heat pump.

本发明提供一种能够使产生在干燥室与热泵之间循环的干衣空气的 热泵实现稳定操作的衣物干燥装置。

youdao

The artical presented Designing formulas of pump body and impeller and the-defining way of liquid storage chamber and air-liquid-isolating chamber of self priming type centrifugal pump.

本文提出了有关自吸式离心泵泵体及叶轮主要尺寸的设计公式，泵体储液室、气液分离室等的确定方法。

youdao