为了解决此类问题，国内提出了一种新的有限元模型一等效桁架模型。
In order to solve these problems, a new type of finite element model called equivalent truss model is proposed.
正是基于此工程应用背景，国内的研究提出了一种新的单元—等效桁架模型。
Based on this engineering application background, a new element is proposed in domestic studies. The new element is equivalent truss model.
模型中，桁架柱采用三维梁单元模拟，其等效弯曲刚度利用弯曲试验直接获得。
The Web steel truss beam is simulated with three-dimensional beam element, and the equivalent bending rigidity of the beam could be obtained by bending test.
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