ordinary difference differential equation 常差分微分方程 ordinary difference equation 常差分方程 ordinary differential equation 常微分方程 ..
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常差分微分方程 [数] ordinary difference differential equation
线性常系数差分方程 Linear constant-coefficient difference equations ; LCCDE
线性常系数差分方程式 liner constant-coefficient difference equations ; equations linear constant-coefficient difference
常系数线性差分方程 linear difference equation with constant coefficients
这些系统能够用定常差分方程，有时甚至能用代数方程来描述。
They are described by ordinary difference equations, or in some cases by purely algebraic equations.
首次给出求解确定性与随机常系数差分方程及确定性与随机时变系数差分方程的统一方法；
The unified method of solving LDS(linear discrete system) difference equations of determinate and time varying coefficients as well as stochastic and stochastic time varying coefficients is proposed.
控制方程是一维非定常气体动力学偏微分方程组，用隐式中心差分结合特征线法解算。
The numerical solution of the governing equations, pertaining to one-dimensional unsteady gas dynamics, utilizes an implicit finite-difference scheme combined with the method of characteristics.
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