...整体刚度；失效模式；荷载-位移曲线[gap=1428]Key words: plane beam string structure; first order method; global stiffness; failure modes; load-displacement curve...
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The global stiffness of the powerhouse can be improved remarkably by thesupporting with hinged upper and lower chords.
网架支承方式，采用“上、下弦铰支”可显著提高厂房的整体刚度。
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。
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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