We can work out positions of a harmonic oscillator by numerical methods .
我们可以按数值方法计算简谐振子的位置。
Therefore, the bearing kinematics must be iteratively determined by numerical methods.
因此，举止运动学一定反复地被数字方法决定。
To solve the model above, numerical methods were analyzed and investigated thoroughly.
为求解该模型，对数值方法进行了研究。
Recent progress in density functional theory (DFT) and its numerical methods is briefly reviewed.
综述了密度泛函理论及其数值方法的最新进展。
Several direct iterative numerical methods for optimal approximation are described in this chapter.
一些直接迭代数值方法最佳逼近中描述这一章。
This paper presents some numerical methods to calculate the control laws for these control problems.
本文提出一些数值方法来计算这些控制问题的控制规律。
Dynamic and numerical methods are used to discuss the atmospheric response imposed by SST thermal forcing.
用动力分析和数值计算的方法讨论了大气对海温热力强迫的响应。
The known numerical methods of the wave equation have some shortcoming when applied to practical problems.
应用现有的波动方程求解方法解决工程实际问题尚存在一定的局限性。
The interfacial shear stress of FRP concrete hybrid beams is investigated with analytical and numerical methods.
采用解析和数值方法研究FRP -混凝土杂交梁的界面应力问题。
The numerical methods and the regularization methods for inverse problem ofbioelectromagnetic field are studied.
生物电磁逆问题的数值计算与适定化方法研究。
Up to now, most of numerical methods for solving limit and shakedown problems are based on finite element method.
到目前为止，绝大多数求解结构极限与安定问题的数值方法都基于有限元方法。
Therefore, it is necessary to study numerical methods which preserve the symplectic structure of the Hamiltonian system.
因此，研究保持哈密尔顿系统的辛几何结构特征的数值方法是必然的。
The unsteady flow in oil pipeline can be effectively analysed by use of different numerical methods as well as computers.
输油管道中油品的不稳定流动问题，可以采用各种数值法并借助计算机进行有效分析。
The theoretical and numerical methods of structural design optimization for offshore platforms are studied in this thesis.
本文主要研究了导管架海洋平台结构系统优化设计的理论与数值计算方法。
This paper mainly discusses the formulation and the numerical methods of real symmetrical matrix inverse algebraic eigenvalue.
本文主要讨论含参变量的实对称矩阵特征值反问题数值解法。
The applications of oil reservoir numerical simulation technology bring people hopes of using numerical methods in well testing.
多年来油藏数值模拟技术的大量应用使人们看到用数值法进行试井分析的希望。
This paper aims to review systematically the theory and numerical methods fordynamic contact problems over the recent twenty years.
本文试图对近二十年来，动接触问题的理论及数值计算方法进行全面系统地总结。
The precision and other problems in calculating response spectra by using precision method and other numerical methods are discussed.
定性讨论了采用精确法和其它数值方法计算地震动反应谱的精度和与之相关的问题。
First, the numerical methods were used to investigate the global bifurcation behaviors of the system depending on certain parameters.
首先用数值方法研究了此系统在特定参数条件下的全局分岔行为。
A mathematical model for thermal process is established and the process is simulated by numerical methods such as finite element method etc.
建立了热过程的数学模型，并采用有限元等数值方法模拟其热过程。
With numerical methods used, the flow of liquid metal in the converter caused by the bottom gas injection has been simulated with computers.
本文采用数值方法，用计算机模拟了转炉内金属液在底吹气体作用下的流动状况。
The contact stress distribution in the rabbet of the aircraft engine blade was determined by combining the experimental and numerical methods.
文中将实验检测技术与数值计算方法相结合，求解飞机发动机叶片榫头上的接触应力分布。
This graduate-level course is an advanced introduction to applications and theory of numerical methods for solution of differential equations.
这门研究生程度课程是对微分方程数值解法的应用和理论的高级导论。
This kind of systems frequently arises in practical applications mainly related to solving differential equations by discrete numerical methods.
这类方程组常在主要与用离散数值方法解微分方程有关的实际应用中提出来。
The emphasis is placed upon the numerical methods, including finite difference method, finite element method, boundary element method and so on.
着重讨论了包括有限差分法、有限元法和边界元法等在内的数值方法。
Therefore, it is important and meaning that studying error behaviors of numerical methods for stiff problems which can't be covered by B-theory.
因此，研究不能被B -理论覆盖的刚性问题的数值方法误差性态是重要而有意义的。
Any advances in the internal flow of centrifugal turbomachinery was obtained with the development of measurement techniques and numerical methods.
随着测量技术及数值算法的不断进步，叶轮机械内部流动研究有了很多新的进展。
Mathematical model and numerical methods of stress field simulation during foundry process are studied, future research emphasises are pointed out.
分析了应力场数值模拟采用的数理模型和数值方法，指出了存在的问题，明确了今后的研究重点。
This dissertation established numerical methods in the fuzzy structural analysis on the basis of fuzzy variational principle and peak fuzzy number.
本文依据模糊变分原理以及峰型模糊数的运算法则，建立了模糊结构分析的数值理论和方法。
This dissertation established numerical methods in the fuzzy structural analysis on the basis of fuzzy variational principle and peak fuzzy number.
本文依据模糊变分原理以及峰型模糊数的运算法则，建立了模糊结构分析的数值理论和方法。
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