High pressure liquid receiver is a normal component in the refrigeration, air conditioning and heat pump systems, but its effects on the system performance are always neglected.
高压贮液器是制冷、空调、热泵系统中的常用部件，但其对系统性能的影响在相关系统性能分析时却常被忽视。
The quality of installation of residential central air-conditioning affected its normal operation to a large degree.
安装质量在很大程度上影响家用中央空调的正常使用。
The energy consuming and the economic cost of the normal heat pump air-conditioning system and the solar air conditioning system are figured out.
本文还对常规空调系统与太阳能空调系统做了能耗比较和经济性分析。
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