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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设计了一种新型室外消防栓，在消防栓中采用了复式螺纹机构，对传统的消防栓的结构进行了改造。

Design a new outdoor fire hydrant, fire hydrants in the compound have been adopted in the multi-screw mechanism, the traditional fire hydrant to the transformation of the structure.

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摘要：为上海世博会湖北省展馆设计十一套单、复式展台的传动机构及数控装置。

Stereoscopic booth transmission mechanism and its control system design Abstract:Hubei province for Shanghai world expo hall design single, double entry 11 set of booth and CNC transmission device.

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