• Shoes sample quantity following "Global Matrix Table" based on the level category.

    样品鞋的数量要遵从“全球统一标准”,按鞋子级别去准备。

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  • The dynamic relaxation technique in discrete element method is introduced to solve the permeability field without assembling the global matrix.

    采用离散元方法中的动态松驰技术,在无须组装整体渗透矩阵的情况下求解裂隙网格各结点的水头值。

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  • Since the gear engagement is a common coupling form between rotors, the transfer matrix of skew gear engagement in global coordinate system is deduced based on the concept of coupling element.

    齿轮啮合是转子之间常见的一种耦合形式,根据耦合单元的概念,推导了在全局坐标系下斜齿轮啮合的传递矩阵。

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  • The final finite-volume discretization equations are derived using the Hamilton principle. Meanwhile the global nodal force vector, mass matrix and tangent stiffness matrix of the cable are obtained.

    再根据哈密顿原理导出了悬索大挠度振动的有限体积离散方程,推出了索的整体节点力向量、质量矩阵和切线刚度矩阵。

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  • With the introduction of quasi-bound difference, the problem of gate matrix layout was changed from local optimization into nearly global optimization and satisfactory results were obtained.

    由于引进了虚界差这一新思想,使门矩阵布图由局部优化转变为准全局优化,并由此得到了理想的结果。

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  • In finite element analysis, node numbering plays a decisive role in determining the bandwidth of the global stiff matrix.

    在有限元分析中,节点编号对整体刚度矩阵的带宽起着决定性的作用。

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  • According to the pseudo-inverse relationship between global stiffness matrix and flexibility matrix, a flexibility-based method for structural damage localization is presented.

    本文利用结构柔度矩阵与刚度矩阵之间的广义逆关系,建立了一种基于柔度的结构损伤定位方法。

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  • The solver of this software uses the linked list data structure to store the global stiffness matrix, which is efficient in storage and calculation.

    本文的计算软件采用动态链表数据结构存贮总体刚度矩阵,具有很高的存贮和计算效率。

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  • Using the linear matrix inequality (LMI) technique, the problem is converted into a linear convex optimization algorithm so that a global optimization solution is obtained. Finally.

    采用线性矩阵不等式技术,将问题转化为一线性凸优化算法,可得问题的全局最优解。

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  • Discretization in angular coordinate is needed only and the global equation is a second order characteristic matrix equation.

    该一维有限元列式只需对扇形区域在角度方向上离散,最后的总体方程为一个二次特征根方程。

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  • A new technique of matrix inversion with initial global sampling was developed to seek a global solution.

    讨论了全局选择震源初始位置下的矩阵反演求取全局解的问题。

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  • The assembly rules of a global stiffness matrix and an equivalent nodal loads vector are derived by means of equilibrium method with a numerical example given.

    通过位移法分析,导出了结构总刚度矩阵和等效结点荷载列阵的组成规则,并且具体的算例进行了验证。

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  • The calculation time of sensitivity distribution is greatly reduced by quick generating global stiffness matrix and quick calculating capacitance value.

    提出一种基于有限元的两相流检测用电容传感器灵敏度分布的快速计算法。

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  • The global exponential stability of a class of linear interconnected large scale systems with time delays was analyzed based on M matrix theory and by constructing a vector Lyapunov function.

    本文利用M-矩阵理论,应用微分不等式以及拓扑学等有关知识,通过构建向量李雅普诺夫函数,研究了三类时间滞后大系统的指数稳定性以及智能交通系统中车辆纵向跟随控制问题。

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  • At the same time, the formation of global stiffness matrix can be avoided; greatly reducing the requirement for the storage, and the assignment of jobs can be done automatically.

    同时,可避免形成整体刚度矩阵,显著减少内存需求,并可自动实现计算任务的分配。

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  • The global exponential stability of a class of linear interconnected large scale systems with time delays was analyzed based on M matrix theory and by constructing a vector Lyapunov function.

    利用M矩阵理论,通过构造适当的向量李雅普诺夫函数,研究一类具有时变时间滞后的线性关联大系统的全局指数稳定性。

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  • By using differential evolution, the proposed algorithm finds the global optimal solution of objective function and obtains the separating matrix so that the signals are separated successfully.

    该算法采用差分进化算法对目标函数自动寻优,求得分离矩阵,从而分离出信号。

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  • By using 3-d isoparametric element, the global stiffness matrix equation for the piezoelectric laminate is obtained on the bases of minimum principle of total potential energy.

    由于最小势能原理,建立了单元刚度矩阵和压电材料的整体刚度方程。

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  • The feature of DDJ data management, the theory of master-slave transformation, the technique of global stiffness matrix assemb…

    文中还叙述了DDJ程序中数据管理的特点,主从关系转换的理论,总刚度阵拼装的技巧和方程右端项的形成办法。

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  • The feature of DDJ data management, the theory of master-slave transformation, the technique of global stiffness matrix assemb…

    文中还叙述了DDJ程序中数据管理的特点,主从关系转换的理论,总刚度阵拼装的技巧和方程右端项的形成办法。

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