Change oil of the redactor in the drive device annually.

驱装置的减速每年换油。

Elastic coupling is commonly used in roating machinery for connecting two shafts and delivering the power, for example, the spline coupling between engine and reducer or hydrodynamometer.

摘要弹性联轴作为航空发机、减速、力装置或者功率吸收装置之间的连接结构，在实际工作中会因振过大而造成事故的发生。