该仿真系统不仅可以用于仿真NC程序文件的执行过程，而且实现了以控制周期为单位，对速度、加速度曲线以及加工时间、加工距离的仿真。
The system can simulate the executive process of nc programme files, and realize the simulation of speed and acceleration curve, and process time and distance with the unit of controlling period.
距离的两倍与时间的平方的最佳拟合曲线的斜率就是重力加速度。
The slope of the best fit line for distance doubled and time squared gives the acceleration due to gravity.
使用软件MATLAB6.5进行计算，并绘出凸轮行程、速度、加速度随时间的变化曲线。
The software MATLAB6.5 is used to calculate and draw the curves of travel, velocity and acceleration to time.
通过对实际碰撞曲线进行转换，调整时间、幅度等参数，设计输出与碰撞曲线一致的模拟加速度传感器；
Through converting collision curve and adjusting the parameters such as the timing and magnitude, a simulated acceleration sensor whose output is the same with actual collision curves is designed.
通过对变形情况，速度、加速度时间历程曲线的结果进行分析研究，对该型保险杠性能的进一步改进提出了建议。
After carefully analyzing the bumper deformation and dynamic characteristics, Suggestions are given on how to improve the crashworthiness of the bumper.
文中着重对S曲线加减速算法进行了深入的研究，推导出以时间最优为目标、具有恒定速度段的S曲线加减速的计算公式，并通过仿真进行验证，得出加速度曲线的各个时间转折点。
In this paper, it studies the algorithm of S-curve with a constant velocity duration in detail, which takes time optimal into account. A simulate example is taken to test each switching point.
文中着重对S曲线加减速算法进行了深入的研究，推导出以时间最优为目标、具有恒定速度段的S曲线加减速的计算公式，并通过仿真进行验证，得出加速度曲线的各个时间转折点。
In this paper, it studies the algorithm of S-curve with a constant velocity duration in detail, which takes time optimal into account. A simulate example is taken to test each switching point.
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