采用塑性铰线理论，对三种可能的塑性铰线形式分别进行分析，得到极限承载力的解析式。
Using plastic yield line theory, three yield line patterns are analysed and the formulas of the ultimate bearing capacity are obtained.
铜绿山矿某三铰拱屋架单轨吊梁结构体系，因技术改造增加设备简体重量，随意用滑轮组起吊检修，导致拱架上弦全截面贯通式开裂的结构事故。
Then the structural accident of total section drive-through type crack is caused in arch frame top chord, which is induced by hoisting and detection using pulley arbitrarily.
由八个三角形的部分相互铰合而成，放置水平后行人即可通行。
It consists of eight triangular sections hinged at the walkway level.
对三虚铰在无穷远处体系为非几何不变的结论提出了另一种论证方法；
Another demonstrating method on the conclusion of the system with three virtual hinges at infinite point being variable in geometry is brought out.
这些问题包括三刚片规则的准确表述、带虚铰的三刚片规则的证明、与对称性有关的命题的证明和删减影响线有关内容的可能性等等。
The problems involve the correct expression of the rule of three rigidity pieces, the proving of the proposition about symmetry and possibility of reducing contents about the influence line etc.
间隙销支座用作三向不动铰应用于支座所在平面为圆形的球面网壳，存在较大的结构安全隐患。
The structure may be unsafe when clearance pin connections are adopted as three directional hinge support system for spherical lattice shells.
通过无铰拱、双铰拱、三铰拱的体系对比分析，讨论分析了拱自身连接条件对结构受力形态的影响；
Through comparative study of hingeless arch bridge , two-hinged arch bridge and three-hinged arch bridge, the influence of connection condition of arch on mechanical condition is discussed.
本文就长春滑冰馆的蜂窝形空腹三铰拱的计算，探讨蜂窝形空腹压弯杆件的几种计算方法。
By the calculation of castellated three hinge arch used in the Changchun Skating Gym, the several calculating method of castellated beam-columns are introduced in this paper.
介绍了三种以气动肌腱为驱动的铰杆式增力机构，并给出了相应的输出力计算公式。
Three kinds of hinge rod typed force amplification mechanism, which takes pneumatic muscle as the driver, were introduced, and the corresponding calculation formulae of force output were given out.
本文根据现场实测的爆炸地震波，对离壁式三铰拱衬套进行了非线性反应分析，所得结果与爆后现场宏观调查结果基本一致。
In this paper a nonlinear dynamic analysis of a three-hinged-arch subjected to the ground explosive wave obtained from a testing site is described. The results are in accord with visual investigation.
该研究工作为高轴向刚度三轴转动柔性铰的开发与设计提供了一种有效的方法。
The research works provided a kind of effective method for the development and design of 3 axle rotary flexible hinge with high axial rigidity.
给定拱轴的石拱桥，对应于每个荷载工况，拱圈有一个最小极限厚度。如果拱圈厚度等于或小于这个极限，石拱将出现三个以上的铰而破坏。
For a stone arch bridge with a given arch centre line and a given loading condition, there exists a minimum thickness limit for the arch ring.
用本文的方法对两端铰支、三角形截面偏心受压缀条柱的试验模型进行了计算，理论计算与试验结果比较符合。
This method has been used to calculate a triangular cross-section latticed column model with both ends hinged and subjected to eccentric load. The theoretical...
研究表明：（1）三榀异形柱试验框架的破坏机制总体上属于梁铰机制，满足了框架结构抗震设计的要求；
The research shows that: (1) the failure process of these three specimens is all from the beams to the columns, so this pattern meets the requirement of seismic design;
研究表明：（1）三榀异形柱试验框架的破坏机制总体上属于梁铰机制，满足了框架结构抗震设计的要求；
The research shows that: (1) the failure process of these three specimens is all from the beams to the columns, so this pattern meets the requirement of seismic design;
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