A number of astronomical observations and experimental result were known to Newton when he first tried to understand the dynamics of bodies.
当牛顿首先试图去了解天体的力学问题时，他已经知道了许多天文的观测及实验结果。
2
Both the simulation and experimental results show that the dynamics model is correct and control strategy put forward can improve the portability and sensitiveness of vehicle steering system.
仿真和试验的结果都表明：建立的动力学模型是合理的，提出的控制策略能提高汽车的转向轻便性和灵敏性。
3
The results demonstrate that the simulation of the nonlinear lateral dynamics for the lateral dynamics characteristics of the experimental vehicle is successful.