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。

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.

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往复式压缩机的主要零件是活塞和气缸。

The main elements of a reciprocating compressor are the piston and cylinder.

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对填充聚四氟乙烯活塞环在往复式压缩机中替代金属环进行了探讨，总结计算公式。

The article discusses about the substitute of metal rings with Teflon-filled rings in reciprocating compressors and gives a formula to make calculation.

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