特殊裂纹尖端单节点二次单元包括近裂纹尖端位移近似级数展开第二项。
Special crack-tip SNQE includes the second term of the asymptotic series expansion of the displacement fields near the crack-tip.
将响应面方法计算的位移对设计变量的敏度与莫尔积分方法的近似显式进行了对比。
The sensitivity of displacement with respect to design variables was compared to the approximate explicit form given by Mohr integration.
在粗网格校正过程中，给出了一种近似求解位移向量误差的方程；
An equation to estimate approximately the error of the displacement vector was given in the correction of the coarse mesh.
利用变换和摄动法将非线性位移方程线性化，得到了近似边值问题。
By using the transformation and the perturbation method, the nonlinear displacement equations are linearized, and the approximate boundary value problems are obtained.
采用摄动法求得了其近似解，得到了载流梁在磁场中的横向固有振动频率及位移解析表达式。
The perturbation method was employed to get the control equation's approximate solution. The analytical expressions of beam's natural lateral vibration frequency and displacement were derived.
螺旋输送器的最大应力强度和最大径向位移均与转速近似地成二次方关系；
The max stress and the max radial displacement of conveyor is also proportional to the square of rotational speed.
应用挠曲线近似微分方程，推导了线切割结构的载荷与位移关系，并给出了由于微分近似导致的误差。
The relation between load and displacement is deduced by approximately differential equation of flexural curve and the error resulted from this estimation is given out.
在小角位移的情形下，可近似得到相应的无阻尼线性系统的固有频率，它与观测结果吻合。
In the case of small angular displacement, the natural frequency of the corresponding damping-free linear system is obtained, which is consistent with the experimental observation.
运用这种处理方法，可以近似反映接触面处的位移状态并模拟结构中实际存在的滑动面。
By employing the treatment, the displacement state at the interface is considered and the actual sliding area existing in the structure is simulated approximately.
当位移和动量的拉格朗日多项式近似阶数满足一定条件时，可以自然导出保辛算法的不动点格式。
A fixed point iteration formula can be derived when the order of the approximate polynomials of displacements and momentum satisfy some certain conditions.
无单元法采用基于滑动最小二乘近似的位移插值形式，节点布置变得非常自由。
Basing on the moving least-squares approximation, the node distribution in EFM is very free.
本文提出了一种计算三维结构瞬态温度、位移和热应力的近似方法——等效时间法。
The equivalent time method (ETM) for approximate calculation of the transient temperatures displacements and thermal stresses in 3-d structures is proposed in this paper.
其次，在数值求解该组方程的过程中，未知函数裂纹表面位移差被近似为位移差的基本密度函数与多项式之积。
Then these equations are solved numerically by approximating the unknown displacement difference to a product of the fundamental density function and polynomials.
以圆光纤为例，讨论了一阶近似本地场形式及基模场在最大值处的场位移。
Taking the circular fibres for the example, the first order correction local field and field shift in the fundamental mode peak field are discussed.
此外又在试验基础上进行了理论研究，根据试验数据整理出木构架的荷载位移滞回曲线，找出了木构架的近似屈服点；
Theoretical research based on the quasi-static test, organized loading-displacement hysteretic curves, found out timber frame's approximate yield point;
数值计算结果表明，在高温近似下，所有原子的均方位移与温度成正比，纳米晶体颗粒内部原子的均方位移小于表面原子的均方位移。
The formula of mean square displacements of atoms in one dimensional monatomic nanoparticles is deduced by means of the theory of Greens function.
采用时间上二阶、空间上高阶近似的交错网格高阶差分公式求解三维弹性波位移-应力方程，并在计算边界处应用基于傍轴近似法得到的三维弹性波方程吸收边界条件。
Here, we use second-order, temporal - and high-order spatial finite-difference formulations with a staggered grid for discretization of the 3-d elastic wave equations of motion.
采用时间上二阶、空间上高阶近似的交错网格高阶差分公式求解三维弹性波位移-应力方程，并在计算边界处应用基于傍轴近似法得到的三维弹性波方程吸收边界条件。
Here, we use second-order, temporal - and high-order spatial finite-difference formulations with a staggered grid for discretization of the 3-d elastic wave equations of motion.
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