绝大多数的桥梁中主梁所采用的横截面都是相同的。
Most of the main beams are designed as the single section for the newly-built Bridges.
用数学方法对搅拌捏合机搅拌轴螺杆外形曲线的形成过程进行了详细的推导，得出了主搅拌轴截面曲线形状公式。
The section curve equation of main stirring shaft is obtained by deducting the screw profile curve formation process of the stirring kneader.
挤扩多分支承力盘混凝土灌注桩是一种新型的变截面混凝土灌注桩，由主桩、分支桩、分支和承力盘组成。
The compacted multi-branch bearing disk concrete bored pile is a new type of concrete pile with varied sections, which is composed of the main pile, branch pile, branch support and the bearing disk.
但风洞试验仍然具有着不可替代的作用，因此，如将数值模拟方法和风洞试验相结合，对桥梁主梁截面的颤振稳定性的评估将更为准确。
Although, wind tunnel tests can't be replaced, it is reasonable to combine the numerical approaches with wind tunnel tests to evaluate the flutter stability of bridge sections.
在不同类型荷载作用下，双索面斜拉桥主梁不同位置的截面具有不同的应力分布规律。
The rule of stress distribution is different on different cross sections of the girder of cable-stayed bridge with double cable planes under different type of loads.
本文利用转轴公式，对正多边形截面的任一形心轴均为其形心主惯性轴的结论进行证明，并对其在理论分析中的应用进行探讨。
This article tries to show, with the help of the formula of rotated axes, that centroidal axes of equilateral polygon is the centroidal axes and gives the research on its application.
桥式起重机采用工字形截面作为主梁，使用多年后该结构形式的主梁上翼缘板和腹板连接的主焊缝及母材多处产生裂纹，甚至发生主梁断裂事故。
Cracks occurred in the main weld joining the web and upper wing panel of an overhead crane girder of I-section, some of which have expanded to the structure material and even led to girder fracture.
劲性骨架为钢管桁架结构，转体施工，之后，通过内填和外包混凝土构成单箱单室箱形截面的主拱结构。
The stiff skeleton is a steel truss structure, which turns into a single cell and single box section of the main arch structure by filling and outsourcing concrete after swivel construction.
结果表明，在保持增益不变的情况下合理选择主反射面的焦距是能够达到降低雷达散射截面的需要的。
The conclusion shows that reasonable selections of the focal distances of the main reflector may be able to obtain low RCS, keeping the high-gain under the antenna unchanged.
并且，钝体截面的主拱在低风速下容易产生涡激振动。
The vortex shedding vibration will take place at the relative low wind speed because of arches blunt section.
本文对截面具有两个不相等主惯性矩的海洋石油立管的三向大位移分析作了理论推导。
A formulation to analyse the large displacement problem of a Marine riser with two unequal principal moments of inertia of the cross section in the 3-d space is presented.
通过对异型截面主塔的施工实践，着重阐述悬臂模板对异型截面主塔施工的适用性及其施工工艺和控制措施。
Through construction practice of special-shaped main tower, construction technology of cantilever formwork and its application of control measures are discussed.
以高墩大跨连续刚构桥为研究对象，收集大量已建桥梁主墩的设计类型、截面参数和系梁的设置；
The datum for piers design were collected from a large number of long-span rigid frame bridges which have been built.
主梁截面面积变异对斜拉桥跨中挠度和尾索索力具有显著的影响。
The variation of sectional area of girders has influence to the deflection of cable-stayed Bridges at the middle of span and forces of cables anchored at the end of side span.
介绍了根据梁的强度要求和锅炉主框架的稳定要求进行主框架梁截面的选取方法。
The selection method of the cross section of the main frame beam is described according to the strength requirement of the beam and the stability requirement of the main boiler frame.
介绍了根据梁的强度要求和锅炉主框架的稳定要求进行主框架梁截面的选取方法。
The selection method of the cross section of the main frame beam is described according to the strength requirement of the beam and the stability requirement of the main boiler frame.
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