Methods:Power model of non-linear regression was adopted to fit the curve of incidence of malaria, which result is contrast with the same model came from curve estimation method.
方法：对疟疾发病率曲线进行非线性过程的幂函数拟合，并与用曲线参数估计法的幂函数拟合结果进行对比。
The experiment shows that this method is totally fit for the non-linear load and has a great effect on suppressing the inverter's output harmonics.
实验表明，这个方法对逆变器输出谐波有很好的抑制效果，对非线性负载也完全适用。
The experiment shows that this method is totally fit for the non-linear load and has a great effect on suppressing the inverter's output harmonics.
实验表明，这个方法对逆变器输出谐波有很好的抑制效果，对非线性负载也完全适用。
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