基于轮胎的魔术公式模型，研究了轮胎在路面的最佳滑移率和最大摩擦系数随汽车速度的动态变化过程。
Based on the tire magic formula model, the dynamic variation process of the tire optimal slip ratio and the maximum friction coefficient on the road with the vehicle velocity is researched.
新型螺母承载能力大、摩擦系数小、动态性能好。
The novel nut has the advantages of high bearing capacity, small friction coefficient and good dynamic performance.
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