partial differential equation

1. So, it's a partial differential equation, OK?
   这是一个偏微分方程，对吗？
2. A partial differential equation is an equation that involves the partial derivatives of a function.
   偏微分方程就是，跟函数各个偏导数有关的方程。
3. Combining fractional order differential theory with total variation method, a new image denoising model was proposed, which was based on fractional Partial Differential Equation ( PDE).
   将分数阶微分理论和全变分方法相结合应用于图像去噪，提出了一种基于分数阶偏微分方程的图像去噪新模型。
4. I mean the unknown, in this partial differential equation, is a function that we call u that corresponds to the concentration of some substance.
   我的意思是，在这个偏微分方程中，我们还不清楚的是，一个我们称之为u的函数，这个函数和某些物质的浓度相关。
5. The partial differential equation of flow in porous medium has been studied with variational finite element method.
   用变分有限元方法对描述地下流体渗流的偏微分方程进行了分析。
6. In order to improve the simulation precision, a new Monte Carlo method with irregular random walk grid for solving the partial differential equation is presented.
   针对水动力学实际问题多存在复杂几何边界的状况，提出了用不规则游动网格求解偏微分方程的蒙特卡罗法，建立了相应的随机游动模型。
7. The Fully-discrete Error Estimation in Solving the Parabolic Partial Differential Equation with EFG ( Element Free Galerkin) Method
   用EFG法解抛物型偏微分方程全离散的误差估计
8. The first integral method used to exact solutions of nonlinear partial differential equation
   应用首次积分法求解非线性偏微分方程的精确解
9. And just to tell you again that is a strange partial differential equation relating these two vector fields.
   再说明一下，这是关于这两个向量场，多少有点奇怪的偏微分方程。
10. The algorithm for a class of optimal control problem where the state variables are the weak solution of an elliptic partial differential equation is studied.
    研究一类最优控制问题的求解方法，其状态变量是某一种椭圆型偏微分方程的弱解。
11. At last, an application of this problem in partial differential equation is also discussed.
    最后，给出了上述问题在偏微分方程方面的一个应用。
12. Impulse hyperbolic partial differential equation oscillation higher order Laplace operator.
    脉冲双曲型偏微分方程振动性高阶Laplace算子。
13. Removing Speckles of SAR Image Based on Partial Differential Equation and Wavelet Decomposition
    基于PDE和小波分解的SAR图像去噪研究
14. This paper uses the method of establishing the convex envelope, giving a proof in Partial Differential Equation.
    本文利用构造凸包络的方法，给出了该定理偏微分上的证明。
15. In this paper, a non-linear parabolic partial differential equation system with non-local boundary conditions is investigated.
    本文第三章讨论的是如下非局部边界条件的反应扩散系统解的存在性和唯一性。
16. We present a homomorphic partial differential equation filtering method for interferometry fringe patterns.
    本文提出了电子散斑干涉条纹图的同态偏微分方程滤波方法。
17. By using travelling wave reduced form method, the nonlinear partial differential equation of wave propagation in a functionally graded beam was transformed into an ordinary differential equation.
    运用行波约化法将非线性波动方程化为常微分方程，然后利用位移形函数的系数待定法求出了非线性波动方程的位移孤波解。
18. One Prior Estimate for Solution of a Second-order Elliptic Partial Differential Equation
    一类二阶椭圆型偏微分方程解的先验估计
19. Oscillation of Solutions to Second Order Damped Time-Delay Partial Differential Equation Systems
    二阶阻尼时滞偏微分方程组解的振动性
20. The Mrm-Bem Analysis of a Kind of Elliptic Partial Differential Equation Boundary Value Problem
    一类椭圆型偏微分方程边值问题的MRM-BEM分析
21. According to the assumption of slightly compressible fluid, neglected the quadratic gradient term in nonlinear partial differential equation is usually lead to error.
    在非线性偏微分方程中，根据弱可压缩液体的假设，忽略二次梯度项，在试井较长时间内将产生误差。
22. Some Semilinear Elliptic Equations without Compactness; One Prior Estimate for Solution of a Second-order Elliptic Partial Differential Equation
    某些不具紧性的二阶椭圆型偏微分方程
23. In this paper, we found Large-scale cave and shaft connected Test partial differential equation model, and obtain its analytical solution by orthogonal transformation metho.
    提出了溶洞和井筒连接的试井偏微分方程数学模型，并采用正交变换法得到了其解析解。
24. A high accuracy algorithm for numerical solution of nonlinear partial differential equation ( PDE) is suggested combining wavelet collocation method with generalized energy integral.
    将小波配置法与广义能量积分相结合，提出了一种求解非线性偏微分方程的高精度数值方法。
25. Owing to the difficulty of the HJI partial differential equation, we consider the robust performance rule problem of the model satisfying some proper matching condition.
    由于HJI偏微分方程难于求解，本文考虑了模型参数满足某种适当匹配条件的系统的鲁棒性能准则问题。
26. Basically, to every problem you might want to consider there is a partial differential equation to solve.
    总的来讲，所有你想解决的问题，都可以用偏微分方程来做。
27. A Partial Differential Equation Model of Infectious Disease with Age Structure and Course of Disease
    具年龄结构和病程的传染病偏微分模型
28. It is a partial differential equation satisfied by the electric field E.
    这是一个，由电场E确定的偏微分方程。
29. Characteristic theory of partial differential equation
    偏微分方程特征理论
30. Partial differential equation ( PDE) has become an important tool in image processing and analysis.
    偏微分方程（PDE）已成为图像处理与分析中的重要工具。

noun

1. a differential equation involving a functions of more than one variable