英语词汇“Duffing differential equation”是什么意思，翻译、用法及简单造句-英汉双解词典-英汉网

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单词	Duffing differential equation
释义	Duffing differential equation 中文百科杜芬振子 Duffing equation （重定向自Duffing differential equation）杜芬振子 Duffing oscillator是一个描写受驱振动的振动子，由非线性微分方程表示杜芬方程列式如下： $\frac{d^2 x(t)}{d t^2}+2\gamma\frac{d x(t)}{d t}+\alphax(t)+\betax(t)^3=\deltacos(\omegat)$ 其中 γ控制阻尼度 α控制韧度 β控制动力的非线性度 δ驱动力的振幅 ω驱动力的圆频率英语百科 Duffing equation 杜芬振子（重定向自Duffing differential equation） The Duffing equation (or Duffing oscillator), named after Georg Duffing, is a non-linear second-order differential equation used to model certain damped and driven oscillators. The equation is given by where the (unknown) function x=x(t) is the displacement at time t, $\dot{x}$ is the first derivative of x with respect to time, i.e. velocity, and $\ddot{x}$ is the second time-derivative of x, i.e. acceleration. The numbers $\delta$ , $\alpha$ , $\beta$ , $\gamma$ and $\omega$ are given constants.
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更新时间：2025/6/19 22:54:50