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- A variational difference method for obtaining the periodic solutions of N-body type Hamiltonian systems with singular potential was provided. By this difference scheme, infinitely many periodic solutions can be found. 摘要给出一种求解具有奇异势能N体问题周期解的新差分格式，利用这种差分格式可以得到无穷多个周期解，并通过一个具体算例说明了方法的有效性。
- Application of the Variate Difference Method to Analyzing Observation Data for Dam Deformation 差分法在大坝变形观测资料分析中的应用
- Variational Difference Method for Periodic Solutions of N-Body Problems 求N体问题周期解的变分差分方法
- The nonlinear differential equations are solved using finite difference method. 用有限差分法求解非线性微分方程组。
- The buckling critical load is calculated with finite difference method. 用差分法求解这个方程，得到了连续油管的临界失稳载荷。
- Using limited difference method the stretching amount of a basin may be calculated. 通过有限差分方法解该方程可计算盆地的拉伸量。
- In this paper, difference method is used for solving tangential stress at the boundary on the basis of BEM. 本文在边界元法分析的基础上,用差分法计算边界切向应力。
- The way of using finite difference method to solve the dynamic response factors of a two dimension prob lem is shown. 同时还介绍了用有限差分法计算二维问题的响应系数的方法。
- By using a full-hidden finite difference method a numerical calculation was conducted of the above-cited model. 采用全隐式有限差分方法对模型进行了数值计算。
- He used different methods to test for allergies. 他用不同的方法测定变态反应性。
- And by means of Oula difference method, the unified constitutive equations numerical solutions were also obtained. 采用欧拉差分法，得到了统一本构方程的数值解。
- Theory of finite element method and finite difference method for BFIA are briefly discussed. 摘要简要分析了用有限元法和有限差分法计算下部钻具组合的理论。
- The quadratic monotone interpolation characteristic difference method is proposed to overcome these defects. 为克服其不足,建立和研究了二次单调插值特征差分方法。
- Two different methods, two different results. 两样做法， 两种结果。
- Record different methods of decorating a kite. 记录下装饰风筝的不同方法。
- Fig. 3b IR brightness temperature annual variation difference of 2003 and 2004 m inus 1999 of background area. 景区的亮温变化过程才能判断火山区是否存在增温趋势。
- The CPU time of the Hermite-Galerkin approximation is greatly less than that of the finite difference method. 对Navier-Stokes方程构造的Hermit-Galerkin近似 与有限差分近似相比，Hermite--alerkin近似数值分析的时间减少了许多。
- To friable rock mass in the goaf,numeric model using the 3-D finite difference method is established to analyze it. 针对采空区内的松散岩体,运用三维有限差分法建立了数值模型对其进行分析;研究结果表明,在不同埋深条件下松散岩体的应力呈直线变化;
- The finite difference method is used to calculate the multi dimensional diffusion of hydrogen isotopes in materials. 研究了氢同位素在材料中多维扩散行为的有限差分计算方法。
- Whether it rains or not makes no difference to me. 下不下雨对我来说都一样。
