variable coefficient的例句大全

Finally, group classification of a generalized KP equation is undertaken. Group invariant solutions of the equation are obtained by combining the symmetry reduction method with the variable coefficient generalized Tanh method.

另外，我们还给出了广义Kadomtsev-Petviashvili方程的古典对称群分类，并结合变系数广义Tanh函数方法获得了其群不变解。

based on the concept of soliton control, we consider the higher-order ginzburg-landau equation with variable coefficient, and the chirped femtosecond soliton-like solution in explicit form is obtained by using ansatz method.

从孤子控制的概念出发，对变系数的高阶Ginzburg-Landau方程进行初步地研究，用拟解法给出可变参数系统中飞秒啁啾类孤波解的解析表达式。

Constant coefficient computing formulas are better than traditional variable coefficient computing formulas. Constant coefficent formula for conformal projection transformation is the best model for computer calculation. They could be widely applied in flelds of computer cartography, map databases and GIS, ect.

常系数计算公式优于传统的变系数计算公式，是基于计算机的等角投影变换的最佳模型，它在计算机制图、地图数据库、GIS等领域中有着广泛的应用。

The Stability of First Constant Differential Equation with Variable Coefficient

变系数n次一阶常微分方程解的稳定性

Numerical results show that the convergence velocity of the complex-mode Galerkin method is higher than that of the real mode Galerkin method for a variable coefficient gyroscopic system.

数值结果表明，复模态Galerkin方法相比实模态Galerkin方法对变系数陀螺系统有较高的收敛速度。

the proportional navigation chasing in all directions with variable coefficient of anti-ship missile of supersonic speed

超音速反舰导弹全向追击变系数比例导引

After the testing of panel model setting, this paper established a variable coefficient model of the panel.

经过面板模型的设定检验，本文建立了变系数的面板模型。

Study on variable coefficient gam model of settlement prediction

沉降预测的变系数灰色GAM模型研究

New Operator solution Of Higher Order linear Differential Eguation with variable coefficient

引入了方向算符（？）高阶变系数线性微分方程的新算子解法

Study on the optimum method of response computation of the vibration system with variable coefficient of sliding friction

变滑动摩擦系数振动系统最优化计算方法研究

A method to solve soliton-like solution for a variable coefficient KP equation

求变系数KP方程似孤子解的一种方法

Chaos ′ s feedback control of variable coefficient of inverse proportion and its application in exchange rate control

混沌变量反比系数反馈控制及其在汇率波动控制中的应用

New solitary wave-like solution and exact solution of variable coefficient KP equation

变系数KP方程新的类孤波解和解析解

Discussion of Key to Second Order Linear Variable Coefficient Differential Equation

简议二阶变系数线性微分方程解法

Elliptic periodic solutions of 2+ 1-dimensional variable coefficient generalized KP equation

2+1维变系数广义KP方程的椭圆周期解

It also gives out a variable coefficient density compensation formula used for measurement of mass flow of the low pressure saturated steam, and the features of this formula.

给出了一个用于低压饱和蒸汽质量流量测量的变系数密度补偿式和该补偿式的特色。

When variable coefficient of cohesion and angle of internal friction range from 0.1 to 0.3, dependable index decrease particularly, and dependable index is more sensitive to variable coefficient of angle of internal friction.

且粘聚力变异系数，内摩擦角变异系数在0.1到0.3时，可靠指标下降特别明显，然后趋于缓和；可靠指标对内摩擦角变异系数的变异性更加敏感。

In this paper, a new method to solving soliton-like of the variable coefficient KP equation is given.

给出了求解变系数KP方程孤子解的一种新方法。

Because of the great elastance of load and deficiency of conventional PID control, variable coefficient PID control method is put forward to improve the pressure control precision of the hydraulic system.

而针对负载弹性较大而常规PID控制方法应用在该系统中有明显不足，本文提出用变系数PID控制方法提高液压系统压力控制精度，该方法简单有效，适合工业应用。

A Compact Difference Scheme for a Class of Nonlinear Reaction-Diffusion Equation with Variable Coefficient

一类变系数非线性反应扩散问题的紧致差分方法