Based on the theory of the bending of non-prismatic beam, the paper has derived a rigidity matrix and the equivalent node load of the rigid-frame element with variable sections.
本文从非棱柱形梁的弯曲理论出发，推导出了变截面刚架元的单元刚度矩阵和等效结点载荷。
In conventional steel frame analysis, the behavior of beam-to column connections is treated as either pinned or rigid joints entirely.
在钢框架的传统分析理论中，总是将钢框架的梁柱连接假定成理想铰接或完全刚接。
The traditional analysis and design of steel frame assume beam-column connections are fully rigid or ideal pin connection.
传统的钢框架分析和设计都假定梁与柱的连接是完全刚性的，或是按理想铰接的。
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