variable substitution造句
例句与造句
- Solving linear differential equations with variable substitution
用变量代换求解几类线性微分方程 - That uses variable substitution again with the
，它再次以 - Variable substitution in xml dtds
Xml dtd中的变量替换 - This is the syntax that tells ant to perform variable substitution at runtime
正是这个语法告诉ant在运行时执行变量替换。 - The article makes use of derivation , variable substitution , and interation methods , gives several new types integral differential equation , and proves their integrality
摘要借助求导、变量代换、迭代等方法，给出了几类新的积分微分方程，论证了他们的可积性。 - It's difficult to find variable substitution in a sentence. 用variable substitution造句挺难的
- The governing equations of the problem are derived in hamiltonian form by using variable substitution and variational principle . then the methods of separation of variables and conjugate symplectic eigenfunction expansion are developed to solve the equations of plate bending problem . the result can be derived by analytical method
在平面弹性问题中，由变量代换及变分原理，方程可导向哈密顿体系，从而通过分离变量法及共轭辛本征函数向量展开法，以解析的方法来进行求解。 - On the basis of displacement - time series of the slope , a nonlinear dynamic model is set up according to backus generalized linear inversion theory in this paper . due to the equivalence beween autonomous gradient system and catastrophe model , a standard cusp catastrophe model can be obtained through variable substitution . the method is used in analysis of displacement data of huangci landslide and wolongsi landslide and in understanding how slopes evolve before sliding . the result shows that the nonlinear dynamic model can make satisfactory prediction result . is it most important that there is a sudden fall of d , which indicates the occurrence of catastrophe ( when d = 0 )
研究表明，滑坡变形失稳过程具有混沌和分维特性，可以用分形理论来研究滑坡预测问题，基于对任一连续函数，至少在较小的邻域内可以用多项式任意逼近的数学理论，运用改进的backus广义线性反演理论，以斜坡位移时间序列为基础，反演了斜坡演化的非线性动力学模型。并利用自治梯度系统与突变模型的等价性，通过变量代换得到标准的尖点突变模型。