1.
Invariant Solution of Sixth-Order Linear Differential Equation with Varied Coefficient;
六阶变系数线性微分方程的不变量解法
2.
Differential invariants and group classification of variable coefficient generalized Gardner equation
变系数广义Gardner方程的微分不变量及群分类
3.
A Nonequilibrioum Transformation Forecasting Model of Sediment Concentration with Discharge Distribution along Channel
流量沿程变化的不平衡输沙含沙量过程预报方法
4.
The variational equqtions and the integral invariants for holonomic nonconservative dynamical systems in generalized classical mechanics;
广义经典力学中完整非保守系统的变分方程与积分不变量
5.
Some problems of quantum mechanics can be solved easily by means of the invariant of differential equation.
利用常微分方程的不变式，非常方便地求解了一些量子力学问题.
6.
Invariant Solutions of Equation S_t=1/(S_(θθ)+S) Under Some Invariant Groups;
方程S_t=1/(S_(θθ)+S)在不变群下的不变解
7.
On the Invariant Transformation of Electromagnetic Field and Wave Equations
关于电磁场方程和电磁波方程的不变性变换
8.
An equation or inequality relating the variables in an optimization problem.
在优化问题中,一种表示若干变量相互关系的方程(式)或不等式。
9.
Form invariance of Raitzin s canonical equations of holonomic nonconservative mechanical system;
完整非保守系统Raitzin正则方程的形式不变性和守恒量
10.
Based on these you can develop a set of equations to solve, but don't forget you need as many equations as variables.
在此基础上你可以导出一组待求的方程，不过别忘了你需要的方程数目要和变量的数目一样多。
11.
Designating a differential equation containing no more than two variables and derivatives of one with respect to the other.
常的为微分方程设计的，该方程的变量不超过两个且一个对另一个进行求导
12.
a differential equation involving a functions of more than one variable.
含有超过一个变量的函数的微分方程。
13.
The unknowns in the equations are the values of the dependent variables at the node.
方程中的未知数是结点上因变量的值。
14.
an equation involving exponential functions of a variable.
关于变量指数函数的方程。
15.
As you turn the knob in direction B, the stroke will be decreased.
向B的方向转动，则行程量变小。
16.
The Method of Changing Sound Volume in Application Program
应用程序中改变音量大小的实现方法
17.
Lagrangization and Solution of Differential Equations by Introducing Supplementary Variables;
微分方程借助辅助变量的Lagrange化与求解
18.
Hamiltonization and solution of differential equations by introducing supplementary variables;
微分方程借助辅助变量的Hamilton化与求解