例句與造句

1. Solving linear differential equations with variable substitution
   用變量代換求解幾類線性微分方程
2. That uses variable substitution again with the
   ，它再次以
3. Variable substitution in xml dtds
   Xml dtd中的變量替換
4. This is the syntax that tells ant to perform variable substitution at runtime
   正是這個語法告訴ant在運行時執(zhí)行變量替換。
5. The article makes use of derivation , variable substitution , and interation methods , gives several new types integral differential equation , and proves their integrality
   摘要借助求導(dǎo)、變量代換、迭代等方法，給出了幾類新的積分微分方程，論證了他們的可積性。
6. It's difficult to find variable substitution in a sentence. 用variable substitution造句挺難的
7. 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
   在平面彈性問題中，由變量代換及變分原理，方程可導(dǎo)向哈密頓體系，從而通過分離變量法及共軛辛本征函數(shù)向量展開法，以解析的方法來進行求解。
8. 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，滑坡變形失穩(wěn)過程具有混沌和分維特性，可以用分形理論來研究滑坡預(yù)測問題，基于對任一連續(xù)函數(shù)，至少在較小的鄰域內(nèi)可以用多項式任意逼近的數(shù)學(xué)理論，運用改進的backus廣義線性反演理論，以斜坡位移時間序列為基礎(chǔ)，反演了斜坡演化的非線性動力學(xué)模型。并利用自治梯度系統(tǒng)與突變模型的等價性，通過變量代換得到標(biāo)準(zhǔn)的尖點突變模型。