The vertical stability of runaway card blocked has been mainly. an the runaway car not overturn are set up, thus providing another basis for deigning the car bumper.
分析了挡车装置的各种车挡阻挡矿车时矿车的纵向稳定性，提出了不使矿车倾翻的条件，为车挡的设计提供了另一设计依据。
The vertical stability of runaway card blocked has been mainly. an the runaway car not overturn are set up, thus providing another basis for deigning the car bumper.
分析了挡车装置的各种车挡阻挡矿车时矿车的纵向稳定性，提出了不使矿车倾翻的条件，为车挡的设计提供了另一设计依据。
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