JK4-50 car retarder,theory and methods for improving the fatigue strength and reducing amount of maintenance work,and the situation of field application of the retarder.

 
  • JK4-50型车辆减速器的开发原则,以及提高疲劳强度和降低维修量的理论和方法,并介绍了现场实际使用情况。
今日热词
目录 附录 查词历史