The harmonic balance method(HBM)was employed to solve the forced response of damped blades considering nonlinear feature of differential equations.
针对该微分方程的非线性特点，采用一阶谐波平衡法，进行了动力响应的计算分析。
N this paper, four factors method for calculating the first-order linear circuit is proposed. Concerned with the forced response in this method, two kinds of new calculating methods are presented.
本文提出了计算一阶线性电路的四要素法，对该法中的强制响应提出了两个新的计算方法；
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