查询词典 trellis girder

Straddle-type monorail transit ; PC rail girder ; static loading test ; structure verifying coefficient

跨座式单轨交通系统；预应力轨道梁；静载试验；结构校验系数

Because of having big gap between rail s and situating floating status of I-beam girder of rail foundation at production area of coke oven the unstability operation or off the rail could be easy happening.

分析认为拦焦车轨道运行状况较差的原因是拦焦车轨道轨距较大，炉区轨道基础工字钢梁处于浮动状态，极易因轨距进一步扩大而威胁车体平稳运行甚至造成拦焦车脱轨。

In this paper, the construction methods for the main girder, pylon and stay cables of the Bridge are presented.

苏州市石湖大桥为无背索钢斜拉桥，介绍其主梁、主塔和斜拉索的施工方法。

At present, I plant the production of main products are: single, double girder bridge crane, gantry crane, grab cranes, bridge machine, electric hoist and performance specifications of the various special cranes and lifting equipment to undertake Gezhongfeibiao The design, manufacture and installation commissioning and technical advice.

目前我厂生产的主要产品有：单、双梁桥式起重机，门式起重机，抓斗式起重机、架桥机、电动葫芦及各种特殊规格性能的起重机，并承接各种非标起重设备的设计、制造和安装调试及技术咨询。

Each bridge is a two girder continuous structure extending over three spans with small haunches at the interior piers.

每一座桥是双主梁的连接梁，延伸三跨，在中间桥墩处具有小的加腋承托。

The direct stress distrilouted on the cross-section of flexed "I" girder has been determined with electrometic method in this paper.

本试验主要通过电测法测定：工字梁在弯曲时横截面上的正应力分布，并与理论值比较，以验证弯曲正应力公式，并且对材料合理选用进行分析。

For partially prestressed concrete I or T girder bridge,there is no sufficient stiffness owing to damage like prestress loss and cracks etc. The experiments of original and reinforced girders have been proved that the effect is remarkable to apply steel and concrete composite reinforcement method.

部分预应力混凝土I型或T型梁桥，由于预应力损失、裂缝损伤等造成主梁正常使用状态下刚度不足，采用钢-混凝土组合加固主梁，通过原梁及加固梁的加载试验，表明加固效果十分显著。

The continous prestressed concrete girder bridge is divided into three inters,(30m+50m+30m), with the main span of 50m, and 30m-symmetry one.

本预应力混凝土连续梁桥共分为三跨（30m+50m+30m）主跨50m，边跨对称30m；主梁采用单箱单室预应力混凝土箱梁，跨中梁高为1.5m，支座处梁高为2.8m，截面高度按二次抛物线形式变化；桥面净宽为7+2×1.5m；设计荷载为公路-Ⅰ级。

The article analyses the existing calculation method of pin shaft joint partial strength, study the finite element modeling problem of pin shaft joint in girder structure and specific calculation procedure.

分析销轴联接局部强度现有计算方法，探讨梁杆结构中销轴接头的有限元建模问题及具体的计算过程。

Much the same way that floor joists are supported by the foundation walls and a girder.

这些搁栅由墙支承着，也可能还受内部承重问壁支承，在很大程度上与楼板搁栅受基墙和大梁支承的情况相同。

According to our present broadcasting situation,the thesis proposes using new technology to update and reform the present HFC. It also suggests broadcasting using self-advantage and arranging EPON in order to win the supermarket.

论文从我国广电的现状出发，结合实际，积极倡导采用新技术更新、改造我国现有的HFC网络；倡导广电现阶段利用自身优势，部署EPON网络来赢取市场。

A new general kinetic equation was derived in which the effect of the removal of condensation water was taken into account completely, and was applied to the polyesterification kinetic study of AA/HPHP and AA/NPG. It was found that the reaction order of self-catalyzed polyesterification was not constant. For these polyesterifications, the reaction order was 2.5 at a low temperature, while 3.0 at a high temperature.

考虑缩合水的排除对反应体系的影响，用体积浓度单位推导出一个新的聚酯反应总包动力学方程，并应用到AA/HPHP和AA/NPG两个聚酯化反应的动力学研究中，研究发现，自催化聚酯反应的反应级数并不是固定值，对于AA/HPHP和AA/NPG两个聚酯化反应而言，低温时反应级数为2.5，高温时反应级数为3.0。