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梁跨
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  beam span
     As the appearance of flexural shear crack,the zero strain point of longitudes gradually moves towards compression zone,causing tension-lag in the beam span.
     由于弯剪裂缝的出现,连梁纵筋零应变点不在连梁跨中,而向受压区方向移动。
短句来源
     According to analysis and research,moment of turn onoblique beam of oblique bridge was less than that on ridge purlin of ridgebridge in the same span. With reducing of angle α,the value of moment ofturn on oblique beam span reduced.
     通过分析比较可知,斜梁桥的斜梁弯矩小于同跨径正梁桥的正梁弯矩,斜梁跨中的弯矩值随着夹角的减小而减小。
短句来源
     The paper examines the shearing strength of hinge joints between slab bcams by the principle of the same deflection in slab beam span of semi-wave sine loading and vehicle loading for slab beam in assembly simple slab bridge.
     本文主要通过装配式简支板桥上板梁用半波正弦荷载与车载在板梁跨中挠度相当的原则,进行板梁间铰缝抗剪强度的验算。
短句来源
     This article introduces the main technique standard and the developments term of engineering of line of fast orbit transportation No. 1 in Wuhan,anaiyses the choice of every kind of beam type and beam span importly.
     介绍武汉市快速轨道交通一号线一期工程的主要技术标准及建设条件 ,重点分析各种梁型及梁跨的比选
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     The finite element emulation analysis of train model and traveling load model indicates that, the dynamic response of track beam reaches maximum when the primary free vibration frequency of track beam f approaches the speed to track beam span ratio v/L.
     磁浮列车整车模型和移动荷载模型过桥的有限元仿真分析证实在轨道梁第一阶自振频率 f接近磁浮列车速度与轨道梁跨长之比接近v/L时 ,轨道梁动力响应最大。
短句来源
  girder span
     An introduction is given to standard girder span design, and optimization design recommendations are put forward.
     结合轨道交通的特点着重介绍标准梁跨的设计 ,并提出优化设计建议
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  “梁跨”译为未确定词的双语例句
     Through the nonlinear finite element method analysis under vertical load, the stress distribution and the influence of span-to-span ratio of the wall beam, height-to-span ratio of the trimmer beam, and the opening in the wall, are simulated.
     通过竖向荷载作用下的非线性有限元分析,较为真实地模拟了框支密肋壁板结构墙梁的应力分布,以及墙梁跨长比、托梁高跨比、墙体开洞等因素对其应力分布的影响。
短句来源
     m/ s2m/ s2②When span is less than 20m, the mid-guideway maximum acceleration increases gradually while span increases.
     m/ s2m/ s2②当跨径小于20m 时,轨道梁跨中最大加速度随跨径的增加而逐渐增加;
短句来源
     Under the initial tensioning stage,end tensioning stage and secondary dead load,the stresses of the whole beam are analyzed. The stress fluctualions and distributions of the mid-span section are presented against varations in prestressed tensioning.
     箱梁采用后张法施工工艺,分别以预应力初张拉阶段、预应力终张拉完成、二期恒载作用为分析荷载工况,计算了箱梁跨中截面应力,给出在施工过程中箱梁跨中截面的应力随预应力张拉的变化及分布情况。
短句来源
     When span is between 20m and 24m, it is greater relatively.
     当跨径在20m—24m 时,轨道梁跨中最大加速度相对来说比较大。
短句来源
     Comparison of the shear equations of different codes indicates that there are many factors that affect the shear capability of the large continuous RC beam with different shear span-depth ratio under indirect loading, and further studies are imperative.
     采用不同规范对试验试件的抗剪承载力进行的对比分析表明:对于钢筋混凝土大截面连续梁间接加载,并且梁跨内剪跨比不同的情况,由于其影响因素很多,其抗剪承载能力的确定还需要进一步的研究。
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  beam span
The finite element models are subjected to pure bending moment in the entire beam span.
      
We suggest an equivalent beam of variable height for cracked FGM beams which includes the homogeneous beam for the linear, quadratic and cubic variations in elastic modulus along the beam span.
      
Aluminum is used to minimize weight at the center of the support beam span.
      
As Ro shrinks, the beam span in governing equation also shrinks.
      
Beam span distributed and concentrated loads acting in the upward direction are not allowed.
      
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  girder span
Girder span was moved to the right, its concrete pedestal was rotated, and the girder span almost fell into the river.
      
In this study, only the concrete box girder span is instrumented with wireless sensors.
      
In this study, fourteen wireless sensors are installed in the interior spaces of the Geumdang Bridge concrete box girder span.
      
The concrete box girder span is 122 m long and is supported by three piers and one retaining wall abutment structure.
      


DDDU-2F is a new edition developed from the structural optimum program system DDDU-2. Compared with previous editions of program system DDDU new approaches are added to the program, 1) loading cases corresponding to specified displacements constraints, 2) loading cases distributed in the span of beam element, 3) the optimization of milti-section of beam. The practice shows that the edition s suitable to the optimization of complicated engineering structures.

DDDU-2F是结构优化程序系统DDDU-2进一步发展的版本。较之以DDDU以前的版本,主要增添的处理有:(1)指定变位的相当工况;(2)梁跨中受各类荷载的工况;(3)多种梁截面类型的优化。实践表明,这个通用优化程序版本更适合复杂工程实际的结构优化设计。

The method and calculating procedure of maximum deflection coefficients of grillage beams are demonstrated. The maximum deflection coefficients for beams of 14 different pattern grillages are tabulated for practical use.

本文从基本公式推导开始,论述了井式梁跨中最大挠度系数的计算步骤和方法。根据计算结果将《建筑结构静力计算手册》中各种类型井式梁尚缺的挠度系数制成表格,并增加了20格正交和60格斜交两种网格的弯矩、剪力和挠度系数,可供设计井式梁使用。

In this paper, the effect of loading forms and supporting types on the ultimate stress of unbonded prestressed tendons is analyzed by using the coefficients of loading and supporting condition in thedeflection formula of onespan beams. Analysis results show that the accuracy and the available range of formulas to calculate the ultimate stress of unbonded prestressed tendons, which are used in practical design now, would be limited without considering those factors.

本文通过单跨梁跨中挠度计算公式中的荷载与支座条件系数,将荷载形式与支座条件对无粘结预应力筋极限应力的影响进行了计算分析。分析结果表明,这一因素对无粘结筋极限应力有较大影响,如在设计中不考虑这一因素,所使用的无粘结筋极限应力计算式的计算精度和适用范围会受到较大影响和限制。

 
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