Change oil of the redactor in the drive device annually.

驱动装速每年换油。

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.

摘要弹性联轴为航空发动机、速、动力装或者功率吸收装之间连接结构，在实际会遭遇到因振动过大而造成事故发生。