linear first-order differential equation [数] 一阶线性微分方程
first order differential equation system 一阶微分方程组
linear first-order differential equation system 一阶线性微分方程组
first order partial differential equation [数] 一阶偏微分方程
first-order partial differential equation 一阶偏微分方程
first-order ordinary differential equation system 一阶常微分方程组
first order integral-differential equation 一阶积分微分方程
first t order differential equation 一阶微分方程
first order linear differential equation 一阶线性微分方程 ; 一阶线性方程
The motion of plunger of oleo damper excited by colored Gaussian noise with exponential correlation time is governed by first order nonlinear differential equation.
油液阻尼器受指数型高斯色噪声外激励时，活塞在油腔内的运动可用一阶非线性动力学方程描述。
This paper deals with the oscillation of the first order nonlinear neutral type functional differential equation, and obtains sufficient criterion of the equation oscillation.
本文研究一阶非线性中立型泛函微分方程的振动性。得到了该方程振动的充分性判别法则。
The CAI teaching of a first-order ordinary differential equation is discussed with computer MATLAB software, and its feasibility and convenience is introduced.
利用MATLAB进行一阶常微分方程的计算机辅助教学，探讨用MATLAB进行一阶常微分方程辅助教学的可行性、方便性。
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