• 钢轨垫层道床刚度刚度和扣件压力影响轮轨之间作用力和轨距扩大主要因素

    The elastic rigidity of rail pad and ballast stiffness of rail and clamping force of fastener are the main factors that cause the widening of gauge.

    youdao

  • 钢轨垫层道床刚度刚度和扣件压力影响轮轨之间作用力和轨距扩大主要因素

    The elastic rigidity of rail pad and ballast stiffness of rail and clamping force of fastener are the main factors that cause the widening of gauge.

    youdao

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