non-positive compressor 非容积式压缩机
positive displacement compressor [机] 容积式压缩机 ; 正排量压缩机 ; 容积式空压机
double-acting positive displacement compressor 双作用容积式压缩机
spiral positive-displacement compressor 螺旋型正排量压气机
positive-displacement air compressor 正排量空气压缩机
positive displacement refrigerating compressor 容积式制冷压缩机
acting positive displacement compressor 双作用容积式压缩机
positive displacement refrigerant compressor unit 容积式制冷压缩机组
The pressure of the positive pressure cavity is maintained by an air compressor and a vacuum and regulated by the corresponding adjusting valve.
正负压腔的压力由空压机和真空泵维持并由相应的调节阀调节。
Compared with a straight blade, a unique compressor blade integrated forward-swept and positive-curved stacking line is studied experimentally.
与直叶片相比较，对一种具有前掠和正弯积迭线的独特的压气机叶片进行了实验研究。
The numerical simulation has been carried out to investigate the secondary flow in the compressor cascades composed of the positive curved blades and negative curved blades.
为了改善扩压叶栅气动性能 ，采用拟压缩性方法对不同周向弯曲角度的正弯曲叶片压气机叶栅内三维粘性流场进行了数值模拟 。
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