two-stage pump

基本解释

Two-stage heat pump system is an important research direction which can acquire high temperature working fluid.
双级热泵系统是获得高温工质的一个重要研究方向。
Presents the two-stage heat pump test-bed designed by the authors, analyses the problem existed in experiment and offers the improving method.
介绍了自行设计的双级热泵实验系统，分析了实验中遇到的问题，提出了改进方案。
Two-stage compression CO2 transcritical heat pump cycle with an expander is studied in order to find the ways and measures to improve the efficiency of the CO2 heat pump.
通过对双级压缩带膨胀机CO2跨临界热泵循环的研究，探讨了旨在提高CO2跨临界循环热泵效率的途径与措施。