The degree of nonlinearity is a important parameter to the static characteristic of a device (system).

非线性度是表征装置(系统)静态特性的重要参数。

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It is also shown that the identification accuracy for the nonlinear parameter depends on the degree of nonlinearity and the initial amplitude.

数值算例证实了此方法的正确性，计算表明非线性系数的识别精度与非线性程度和初始振幅大小有关。

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This method based on modified nodal approach is easy to set up the fault diagnosis equations and has lower degree of nonlinearity and regular Jacobi matrix form.

该法以电路的改进节点方程为基础，具有建立故障诊断方程容易，所建立的方程具有较低的非线性度及规则的雅可比矩阵的特点。

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