compressor work per mass 单位质量压缩功
compressor work conditions 压缩工况
The Compressor Work Warming 经压缩机做功升温
Connect the canned bottle with the process tube and then compressor work for more than 5 minutes.
罐装瓶与快装接头相接，压缩机通电5 分钟以上，注入制冷剂。
Result shows that additional compressor work is needed due to the irreversible entropy productions in the rotary valve thereby decrease the COP of GM type PTC.
结果发现，由于气体在旋转阀中的不可逆损失，使得压缩机功耗增大，降低了GM型脉冲管制冷机的COP。
But in a few years a compressor that can work underwater will be needed to supplement the falling pressure in the field.
但是几年之后，一台能够在水下工作的压缩机是必需的，用来补充气田中下降的压力。
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