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.
行程结束，收货人揭去开启封，打开记录器，就可以得到运输温度——时间变化曲线图，方便现场判定运输情况。
At the end of the trip the receiver breaks the tamper-proof seal, opens the instrument, and removes the chart of in-transit temperature conditions.
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