... 一阶垂向导数：first vertical derivation 一阶差分方程：first order difference equation 一阶差分：first order differential ...
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... first difference 一次差分 first difference equation 一阶差分方程 first divergence 首次临界试验 ...
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对缓时变物理量的实时监测的情况，采取了一阶差分方程取代的方法。
Under the circumstance of the real time monitor for the low-frequency variables, the method of one order difference equation has been proposed. At last, an example of its application is given.
对于高阶离散混沌系统也可以采用上面的变换将系统降阶，变成一阶差分方程组进行求解，从而离散混沌系统都可以通过简单的编程实现数值仿真。
Then for higher order chaotic discrete-time system, the approach discussed can be degraded to one order difference equation. As a result, chaotic discrete-time system can be easily solved by Matlab.
摘要通过对积分算子谱的估计，作者给出了一阶线性微分差分方程在边值条件下解的存在唯一性定理。
In this paper, by estimates of spectral of an integral operator, the authors give a theorem on the existence of solutions for first order differential difference equations with boundary condition.
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