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.
用这种驱动无论是在停电后还是作现场应急调试和维修都不影响机床进给位置的确定，而且与机床机械原点的变动无关。
No matter what power cut or scene emergency debug and maintain will not affect the position of machine, which is independent of the alteration of machine origin.
迅速掌握机械设备主要故障的部位、模式、机理、性质及发展趋势，使企业可以尽快做出维修与更新决策，减少停机时间。
To grasp fault component, mechanism, character and development trend in time and give the decision of maintenance and replacement as fast as possible and decrease the time of stopping machines.
随着由低碳钢构成的机械承载结构裂纹问题的日益严重，研究机械承载结构裂纹诊断、控制与维修已成为故障诊断学领域的新热点。
With the severity of crack problems increasingly of structures, which are made up of soft steel, to study diagnosis, control, and maintain of the crack, is a new hotspot in fault diagnosis areas.
因此，要使电动机正常工作，机械方面的检查与维修是相当重要的。
So it is important of check and maintain in mechanism to keep electric motor normal working mechanism.
与传统手动机械式变速器相比，自动变速器无论是在结构原理，还是在使用维修上，都有其自身的特点和独特的规律。
Compared with the traditional mechanical transmission, the automatic transmission has its own features and particular rules both on the structural principle and the use and service.
故煜达所研发与制造出的机械，乃具备了高精度、易维修以及符合时代潮流等特性。
With over 10 years of manufacturing experience, Yuh-Dak, an active market player, has developed and produced high-precision machines that are customized to market trends and easy to maintain.
故煜达所研发与制造出的机械，乃具备了高精度、易维修以及符合时代潮流等特性。
With over 10 years of manufacturing experience, Yuh-Dak, an active market player, has developed and produced high-precision machines that are customized to market trends and easy to maintain.
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