分析了预应力和矢跨比的影响。
The influences of prestress and rise-span ratio are analyzed.
分析的参数有矢跨比、长细比、含钢率以及加载方式。
The parameters used in the analyses include rise to span ratio, slenderness ratio, steel ratio and load conditions.
增大膜弹性模量和结构矢跨比，结构响应的变化不明显。
The response will raise, while the stiffness of structure will reduce, when increasing the span of structure;
并以此为基础，就极限跨径下拱桥的最佳矢跨比范围进行讨论。
Onthis foundation, the best range of rise-span ratio of arch bridge which reachesits limitation span is discussed.
研究了温度效应、支座约束以及不同矢跨比等因素对结构的影响；
The influences of some factors including effect of temperature, restriction of support, ratio of height to span etc. on single layer latticed dome is also studied.
对组合结构考虑矢跨比、预应力水平及半跨荷载进行线性屈曲分析。
The linear buckling analysis of the hybrid structure is carried out under different rise-span ratios, different prestress level and half-span load.
系统分析了索膜结构自振特性与预应力、矢跨比、索初始应力等的关系。
The relationship between frequency and prestress, ratio of rise to span of tensioned cable and membrane structure are also studied.
分析了荷载比例、矢跨比、垂跨比和抗力类变量的变异系数对结构可靠性能的影响。
The influences of the load combination ratio, rise-span ratio, sag-span ratio and resistant variable variance on the reliable performance are discussed.
针对该桥自身的特点，对拱肋矢跨比，轴线方程，截面的几何尺寸等主要技术参数做了探讨。
In connection with its self properties, we make an inquiry into the major parameters, such as ratio of height and span, equation of arch axis, geometry size of section and so on.
全跨均布荷载作用下，矢跨比0.1的拱极值点屈曲和二次分岔屈曲极限承载力均大于其他拱。
For a secondary bifurcation buckling load, the limit load carried capacity of the arch of 0.1 rise-span ratio is the biggest one under a full span load distribution.
分别讨论了在不同矢跨比、不同荷载作用、不同边界条件下组合肋壳的极限承载力和失稳形态。
Study on the buckling mode and ultimate(bearing) capacity is made under different conditions such as height-span-ration, loading and boundary condition.
对不同矢跨比的单层球面网壳结构进行了分析，发现随着矢跨比的增大，动力稳定临界荷载减小。
To analyzed the single-layer reticulated domes of difference ratios of height to span and discover that the increment of the ratios of height to span, dynamic stability critical load decreases.
文中以五边形曲面薄膜结构为例，研究不同的矢跨比、膜材的弹性模量对结构变形和受力的影响。
This article mainly discussed the mechanical performance of membrane structure with different structural and mechanical parameters.
研究表明，初始缺陷对结构动力稳定临界荷载有影响，并且初始缺陷对不同矢跨比的结构影响不同。
The results show that the dynamic instability critical load of the imperfection structure is different from that of a perfection structure.
选取了几种几何尺寸不同的单层柱面网壳，分析了矢跨比和长跨比对单层柱面网壳动力稳定性能的影响。
With considering various geometric sizes of single-layer cylindrical reticulated shells, the effects of rise-to-span and length-to-span to the structural dynamic stability are also analyzed.
此外，对不同边界条件，矢跨比以及不同截面的铺钢板肋环型网壳进行稳定分析，发现许多有规律的现象。
In addition, many laws have been discovered after the analysis of different boundary conditions, height-span radios and sections of the Latticed Dome with Steel Plates.
大连市泉水居住区四号路跨东北路桥主桥是跨度为88米，矢跨比1／12的箱形截面预应力钢筋混凝土双铰坦拱。
The main bridge of Dalian Quanshui No. 4 Bridge is a box-section prestressed steel concrete two-hinged flat arch bridge with 88m span and 1/12 rise-to-span ratio.
大连市泉水居住区四号路跨东北路桥主桥是跨度为88米，矢跨比1／12的箱形截面预应力钢筋混凝土双铰坦拱。
The main bridge of Dalian Quanshui No. 4 Bridge is a box-section prestressed steel concrete two-hinged flat arch bridge with 88m span and 1/12 rise-to-span ratio.
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