Then some parameters of the controller are modulated by hybrid learning algorithm of ladder descent (LD) and least square error (LSE) so as to attain better control precision.

然后通过梯度下降法和最小二乘法相结合的混合学习算法，对控制器参数进行调整以提高其控制精度。

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Algorithm flowchart of PLC programming and the ladder diagram of some crucial steps are given, such as quantizing program of the input signal and the inquiry program of fuzzy control table.

给出了PLC程序设计的算法流程图及输入量量化程序、模糊控制表查询程序等关键步骤的梯形图。

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Realization idea and algorithm of ladder diagram program checking would be introduced mainly.

主要介绍一下对梯形图程序检查的实现思路和具体的实现算法。

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