二手车常常有这种情况：最初的车主已经处理过与机械缺陷和其他缺点相关的维修问题。
It is often the case with used cars that the first driver has already addressed maintenance problems associated with mechanical defects and other shortcomings.
本文以直轴斜盘式柱塞泵为例，介绍关于工程机械液压柱塞泵使用与维修的几种新的方法。
This article presents some methods of using and maintaining of engineering mechanical hydraulic pillar-plug pump, giving an example of straight axis-oblique tray pillar-plug pump.
介绍了某型机械维修车的行驶稳定性计算过程与方法，供车辆设计人员参考。
Introduced the calculating process and method of traveling stability for a certain type of machinery maintain vehicle, the vehicle designer are available for reference.
应用推荐