应用制动动力学理论对旅客列车的纵向冲动作用进行研究。

The longitudinal impulse of passenger trains is researched with the braking dynamics theory.

youdao

应用制动动力学理论对旅客列车的纵向冲动作用进行研究。

The longitudinal impulse of passenger trains is researched with the braking dynamics theory.

youdao