In the distance, there is the air compressor. All valves in this system are pneumatically operated with quick opening and closing.
远处为空气压缩机，系统内所有自动阀均为气动，开关迅速。
Some machines coming with air cooling or water cooling system can be operated for longtime.
部分机型备有冷风或水冷系统方便长时间运作。
Its elevation system is operated by linearity electric motor. Others adjustment operated by air spring and manual. It is a kind of electric and air spring double-action operating table.
升降系统为线性电机操作，其他动作为气压弹簧和手动操作，是电动和气动双动力的综合外科手术台。
The property coefficient COP of air conditioner system reduced and its consumption increased when the electrical motor operated at lower load.
电机长期工作在低负荷时的效率和功率因数均较低，降低了空调机组的性能系数COP，增加了空调机组的能耗。
The property coefficient COP of air conditioner system reduced and its consumption increased when the electrical motor operated at lower load.
电机长期工作在低负荷时的效率和功率因数均较低，降低了空调机组的性能系数COP，增加了空调机组的能耗。
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