用来解微分方程的一种模拟计算机。

An analog computer used to solve differential equations.

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用微分方程分支理论和计算机数值模拟方法研究广义CH方程的周期波解。

The periodic wave solutions of the generalized CH equation are investigated by using bifurcation theory of differential equations and numerical simulations.

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作者通过圣维南方程组的有限差分数值解并使用比例控制方式，编写出计算机程序，实现了自动上游控制灌溉渠道系统的计算机模拟。

Based on the numerical solution of Saint Venant Equations and proportional control mode, the author established a computer program for simulating automatic upstream control irrigation canal system.

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