Atruetrajectoryprocedures

代码说明：

  产生真实运动轨迹的程序-系统在建模的时候，可以用一个确定的状态方程表述出，不存在有随机量。(To have a real trajectory of the process- system in the modeling, they can identify with a state equation formulation that does not exist there is a random quantity.)