After pump should be cleaned of oil at the metal surface rust, and dry on the custody vertical. Flooding should also put a net electric motor with water.
电泵用后,应清洗干净,在金属表面涂油防锈,并竖直放在干燥处保管。水浸电机还应放净电机内的清水。
Based on the theory of variety for researching a low head pump system, a new method to separate inlet conduit from pump system was put forward for measuring its hydraulic loss.
根据低扬程水泵装置的研究方法可以多样化的观念,提出了将泵站进水流道模型从水泵装置模型中分离出来单独进行水力损失测试的新方法。
Still exist on a lot of different views and disputes about the categorized question of heat pump, put forward the author's own views, point out some mistaken ideas in the routine realizes.
针对热泵型空调系统的分类问题还存在很多不同的看法和争议的现状,笔者提出自己的一些观点,并指出常规认识中的一些误区。
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