Based on the motion function and characteristic in different modes of water system of air-conditioning, the differential of circulatory water volume pump and elevation of pump were analyzed.
根据空调水系统在不同工况下运行的性能与特点，分析冬夏及部分负荷运行时，空调水系统的流量和扬程差异。
2
Maintain right amount motion to have everyday increase heart lungs function, improve heart and haemal circulatory system, use up quantity of heat, accelerate the effect such as metabolism.