Working performance of condenser directly affects the heat economical efficiency of the system.
凝汽器工作性能的好坏直接影响到系统的热经济性。
The paper compares the economical efficiency of the VRV heat pump air condition system to the traditional heating systems.
对VRV热泵空调系统采暖的经济性进行了分析比较。
The paper is about application of equivalent enthalpy drop method for the analysis economical efficiency of steam extraction and heat supply for a large-sized power plant.
主要是关于等效焓降法在大型机组抽汽供热的热经济性分析中的应用。
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