English translation for "sectional form"
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- 断面形状
Related Translations:
- Example Sentences:
| 1. | Based on the analysis and calculation of ship resistance , according to the main factors influencing the resistance , such as sailing speed , water depth and ship draft ratio , and coefficient of sectional form , the deepwater , shallow water and restricted channel are defined by the coefficient factor
摘要通过对船舶阻力的分析和计算，根据影响阻力的主要因素，航速、水深与船吃水比、断面系数，由换算系数来界定深水、浅水与限制性航道。 | | 2. | Considering that the characteristics of our country ' s highway tunnels are always of long spans , tabular and of various geometry , by means of thorough analysis of the different problems existed in the design of support structures of the tunnels at present , this paper pays special attention to the two key problems , optimization method of form selection of structural section of the tunnel as well as the stability and bearing capacity of the support structures , in the design of the long and large tunnel on high - class highway , introduces the simplified complex - form optimum method in the structure optimization theory , discusses the optimum design model of lining section of highway tunnel with satisfying demands in building clearance , ventilation and load conditions , puts forward an optimization method of form selection of three different kinds of lining sectional forms ( i . e . single - center circle , three - center tabular circle and three - center sharp circle ) , establishes a complete set of systematic optimum design the ory and method of long and large tunnel on high - class highway , develops the corresponding computer software used on the planned xuefeng mountain highway tunnel on shaoyang to huaihua expressway in hunan province for optimization of form selections of the structural sections , and obtains a series of relatively reasonable structural design parameters
本文针对我国公路隧道多为大跨度、扁平、几何形状呈多样化的特点，通过深入分析目前隧道支护结构设计中存在的各种问题，抓住高等级公路长大隧道设计中隧道结构断面的优化选型及隧道支护结构的稳定性与承载能力两个核心问题，引入结构优化理论中的简易复合形优化方法，深入探讨了满足建筑限界、通风条件、受力状态约束等条件下公路隧道衬砌断面优化设计模型，提出了三种衬砌断面形状(单心圆、坦三心圆和尖三心圆)的优化选型方法，建立起一套完善的高等级公路长大隧道的系统优化设计理论与方法，并开发出相应的计算机程序，用于拟建的上海至瑞丽国道主干线湖南省邵阳至怀化高速公路雪峰山长大高速公路隧道的结构断面优化选型，得出了一系列较为合理的支护结构设计参数。 | | 3. | Many factors are considered in the study of the nonlinear buckling bearing capacities of the representative concrete filled circular and square steel tube columns , these factors include the sectional form , the slenderness ratio , the steel ratio , and the eccentricity ratio . the comparison between the test and calculating results shows that they have a good agreement . in theoretical investigation of the time - dependent behaviour of cft specimens , based on the three - dimensional viscoelastic theory , this paper proposed the three - dimensional finite element model of creep of core concrete , in which a linear three parameters visoelastic model was adopted
在对钢管混凝土构件极限承载力的分析计算中，本文提出了核心混凝土的三维非线性应力?应变全量和增量本构关系模型，采用完全的拉格朗日表述来考虑与变形历史有关的大变形问题，并对长细比、含钢率和偏心率在较大范围内变化的方、圆钢管混凝土构件的非线性屈曲承载力分别进行了试验和理论对比分析研究，结果表明二者符合较好。 |
- Similar Words：
- "sectional flight conveyor" English translation, "sectional floating dock" English translation, "sectional floating drydock" English translation, "sectional flywheel" English translation, "sectional force" English translation, "sectional groove" English translation, "sectional ground rod" English translation, "sectional group" English translation, "sectional hatch cover" English translation, "sectional hatchcover" English translation
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