... 刮面式换热器 scraped surface heat exchanger 往复活塞压缩机 reciprocating-piston compressor 往复真空泵 piston vacuum pump ...
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reciprocating piston compressor 往复式活塞压缩机
Crankshaft piston reciprocating compressor 曲轴活塞压缩机
Reciprocating piston minitype air compressor 微型往复活塞空气压缩机
The dynamical computing of crankshaft reciprocating-piston compressor has been using graphics or hand-computation for a long time, which means heavy working capacity and low precision.
曲轴往复活塞压缩机动力学计算，长期以来沿用着图解法或手算法，其工作量大、精确度低。
Reciprocating compressors is using the piston, the crank, link mechanism or the piston, the crank, sliding tube institutions, rotary compressor rotor is the use of crankshaft institutions.
往复式压缩机使用的是活塞、曲柄、连杆机构或活塞、曲柄、滑管机构，旋转式压缩机使用的是转轴曲轴机构。
Equivalent to sing the role of round piston reciprocating piston compressor, when the satellite gear shafts relative motion at the Beaufort, the closed volume decreases, the gas being compressed.
星轮的作用相当于往复活塞压缩机的活塞，当星轮齿在螺槽内相对运动时，封闭容积逐渐减小，气体受到压缩。
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