Instead, create a wrapper function that either returns a handle to the existing object for a particular community or creates a new object and adds it to the map, using the code in listing 1.

相反，创建一个包装器函数，它返回现有对象的句柄，或者创建一个新对象并添加到映射中，如清单1中的代码所示。

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Create an input object of type Record and set the input parameters to the EIS function using the appropriate setter methods.

创建record类型的输入对象并通过使用适宜的赋值方法设置EIS功能的输入参数。

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Using the input and output signal, the method can model the system, and can control the dynamical property of the system with the inverse transfer function of the controlled object as the controller.

本方法以实际系统的输入输出信号为依据，实现系统建模，用被控对象传递函数的逆作为串联控制器来对系统的动态特性进行控制。

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