This dissertation establishes numerical methods in structural analysis on the basic of variation principle, finite member element method, spline function, etc.
本文利用变分有限元法、样条函数等，提出了薄壁箱梁结构分析的数值理论和方法。
The level set method was adopted to describing the structural topology and its change, and the compactly supported radial basis function was introduced to getting the parametric level set method.
采用水平集方法描述结构的拓扑及其变化，使用紧支径向基函数对计算区域的水平集进行插值以得到参数化的水平集方法。
This paper offers an analysis method of high order residual modal by the use of the structural transfer function.
本文分析了高阶剩余模态的组成形式，提出了一种利用结构传递函数求解高阶剩余模态的方法。
That the study problem applying on the parent function method can get a series of results. This is a king of thinking with dialectical, sum up, and structural.
应用母函数法研究问题，可以得到系列结果，这是一种辩证性、总括性以及构造性的思维方式。
Based on the finite element method, the characteristic function of structural load effects is derived in this paper.
本文以有限元方法为基础，导出了结构荷载效应特征函数算式。
In this paper, the method of singularity function is applied to the structural plastic limit analysis, and simplified the calculation of limit loads of some annular plates of fixed supports.
本文将奇异函数法应用于结构的塑性极限分析，简化计算某些固支环形板的极限荷载。
One method was getting the maximum and the minimum of the structural performance function by optimization, and then calculating the ratio of mean-value to deviation of the performance function.
一种方法是先优化得到结构功能函数的最大和最小值，再计算功能函数均值和离差的比值；
A least Pth optimization method is developed for estimation of structural dynamic parameters from estimated response spectrum power density function.
本文提出用最小p乘优化方法从响应功率谱估算结构的动力参数。
In this method, the object oriented model of the equipment is built based on the function and dynamical model. This model describes the structural and functional character of equipment completely.
这种方法在现有的设备定义方法的基础上，通过建立设备的功能模型、动态模型，建立起面向对象的设备模型，全面描述设备的结构特性及其功能特性。
Based on the principle of the least deviation method, the paper puts forward a rapid and high-precision arc interpolation method through special-structural discrimination function.
在最小偏差法原理的基础上，通过构造独特的偏差判别函数，提出了一种快速高精度的圆弧插补方法。
The probability density function of the stochastic structural response can be obtained by the probability density evolution method.
随机结构反应的概率密度演化方法能够给出随机荷载作用下随机结构反应的概率密度函数。
The research method of combining the structural evolution with hydrocarbon accumulation has important directive function for oil & gas exploration in Kongquehe slope of Tarim Basin.
构造演化与油气成藏相结合的研究方法，对于塔里木孔雀河斜坡的油气勘探具有重要的指导意义。
The research method of combining the structural evolution with hydrocarbon accumulation has important directive function for oil & gas exploration in Kongquehe slope of Tarim Basin.
构造演化与油气成藏相结合的研究方法，对于塔里木孔雀河斜坡的油气勘探具有重要的指导意义。
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