The stability calculation of chords on open lattice beyond the main truss plane is discussed in the article. A calculation example is presented.
本文讨论了敞开式桁架弦杆的平面外稳定性计算方法，并给出了计算实例。
A methodology was put forward for damage location, and damage simulating as well as numerical calculation of modal analysis was carried out on a truss plane bridge by stiffness discount.
推导了基于测试频率平方变化比的损伤定位方法，利用有限元方法对一管道结构以刚度折减法进行了损伤模拟和模态分析数值计算。
The truss comprises four plane trusses each two panels and each panel has one diagonal brace .
桁架由四个平面桁架组成，每两个节间及每个节间均有对角撑。
The gable walls have been designed to transmit seismic forces from the roof plane by forming a truss with the ridge beams.
山墙的设计可以传送来自屋顶平面的地震力，屋顶平面是由脊梁形成桁架组成的。
In the evaluation of highway steel truss Bridges based on the method of fracture mechanics, the plane fracture toughness K IC must be detected firstly.
应用断裂力学方法对公路钢桁桥的安全性能进行评估中，必须首先测出平面应变断裂韧度KIC。
The truss comprises four plane trusses each two panels and each panel has one diagonal brace.
桁架由四个平面桁架组成，每两个节间及每个节间均有对角撑。
By simulative damage detection to the plane truss, it proves the feasibility of the methods of damage detection based on the flexibility difference curvature.
通过对平面桁架的模拟损伤识别，证实了基于柔度差值曲率法的损伤定位方法的可行性。
In the analyses of the horizontally transverse braces on roofs and braces between columns, a new calculation pattern named simulative plane truss is presented.
在对屋面水平支撑和柱间支撑分析中，本文提出了一种拟平面桁架的计算模式。
Having known the characters of the solid abdomen beam, people begin to remove some material in abdomen of the beam, thus the plane truss beam is formed.
在人们认识了实腹式梁的受力特征后，逐步将其部分腹部材料掏空，形成了平面桁架梁。
Integra Web Steel is composed of the plane truss beam.
轻钢龙骨体系就是由这样的平面桁架梁组成的结构体系。
It has been successfully applied to solve the problems of truss structure system, axial vibration system, rotor system and plane beam system etc.
实现了对杆单元的轴向振动系统、析架系统，平面梁单元的转子系统等上述两类问题的求解。
Results of illustrative examples of a six-bay plane truss bridge model are given in order to demonstrate the effectiveness of the proposed procedure.
最后，用一六跨平面桁架桥模型进行数值模拟，验证文中所提方法的有效性。
Abstract: Shanghai MinPu two bridge for single tower and double cable plane steel truss cable-stayed bridge of the composite beams.
摘要：上海闵浦二桥为独塔双索面钢板桁组合梁斜拉桥。
ANSYS is used to make the modal analysis of a plane truss structure model, then APDL is used to compile procedures to calculate flexibility difference curvature.
作者利用ANSYS有限元分析软件对一个平面桁架模型进行了模态分析，并用APDL语言编制程序计算该结构的柔度差值曲率。
The numerical simulation results of damaged plane truss show that the presented method is able to efficiently identify the structural damage members and their damage extent.
通过对平面桁架结构的数值模拟结果表明该方法对结构中的受损构件及其损伤程度能够做出正确高效的识别和判断。
The single-chorded plane space truss have the low flexural rigidity out of plane because of lacking bottom chord.
单弦杆平板网架由于无下弦杆，因而具有平面外抗弯刚度较低的特点。
The software has such functions. (1) inputing and editing initial data for plane truss analysis;
该系统有如下几方面的功能：（1）输入和编辑用于平面桁架结构分析的原始数据文件。
Secondly, the equivalent plane truss element analysis program of plane stress problem is worked out, by which cantilever beam, simple beam and perforated wall are analyzed.
其次，编制了平面应力问题等效铰结平面桁架单元有限元法分析计算机程序。
The plane truss is a natural dispersed.
平面桁架是一种自然离散化的杆系结构。
The theatre steel roof of Henan Provincial Art Centre is a complex structural system, comprised of the in-plane penetrated weld pipe truss and three reinforced concrete elements underneath.
河南艺术中心大剧院是屋盖为平面钢管相贯桁架、下部由三个钢筋混凝土结构单元组成的复杂结构体系。
The theatre steel roof of Henan Provincial Art Centre is a complex structural system, comprised of the in-plane penetrated weld pipe truss and three reinforced concrete elements underneath.
河南艺术中心大剧院是屋盖为平面钢管相贯桁架、下部由三个钢筋混凝土结构单元组成的复杂结构体系。
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