An experimental study on the performance of freeze-dryer's cold trap has been carried out under different temperature of the cold trap coil and different frost thickness in the paper.
对影响冻干机冷阱传热性能的两个因素(冷阱盘管壁面温度和结霜厚度)进行了实验研究。
The measurement and examination of wave trap coil and coupling filter used for power line carrier communication system are an important part to ensure the electric power system operating normally.
为解决现有电力载波通信系统中线路阻波器、结合滤波器的性能测试方法中存在的问题，提出了一种集自动测试、高速采样和数据处理于一体的新型智能式测试系统方案。
The measurement and examination of wave trap coil and coupling filter used for power line carrier communication system are an important part to ensure the electric power system operating normally.
为解决现有电力载波通信系统中线路阻波器、结合滤波器的性能测试方法中存在的问题，提出了一种集自动测试、高速采样和数据处理于一体的新型智能式测试系统方案。
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