Application and Development of Railway Coal Car;
铁路运煤车辆的运用与发展
The fair use for trackless underground coal vehicle;
煤矿井下无轨胶轮运煤车的合理使用
This paper discusses important function of the back wheel auxiliary drive of storage battery coal_carrying car and its design calculation of hydraulic system.
论述了蓄电池式运煤车后轮辅助驱动的重要功能 ,并介绍了其液压系统的设计计
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