The simulation test verify the controlled system with random disturbance can reached to stability by using improved iterative learning control law but not the traditional control law.

通过仿真试验检验了改进的迭代学习控制律能够使得具有随机干扰的被控系统达到稳定，而传统的控制律则不能。

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Each test signal of tank gun control test system usually has random disturbance, real-time recurrence filtering for test signals is performed by means of Kalman filtering.

火炮控制检测系统各检测信号大多含有随机干扰，利用卡尔曼滤波可对检测信号进行实时递推滤波。

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Methods Observing and comparing the morphological change of Radix Achyranthis Bidentatae between bud picked groups and control groups in a random and at regular intervals time test.

方法摘芽后定期进行随机取样，并与对照组进行观察测量比较，追踪牛膝根外部形态的变化。

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