查询词典 girder

According to the construction engineering practice of teaching building, this paper presents the construction technology of hollow cover board without girder.

结合工程实例，对空心无梁楼盖施工工艺加以介绍。

This graduation primary of project coverage is: 2×80m bottom-road bridge continual steel truss girder bridge structure analysis and load experimental design.

猫(13)：本次毕业设计的主要内容是：2×80m下承式连续钢桁梁桥结构分析与荷载试验设计。

With its excellent section characters, the prestressed concrete box beam plays a main role in the girder bridge.

预应力混凝土箱梁以其优良的截面性质在梁桥中占据了主要地位。

This cantilever which is a mixture between a massive beam and a box girder rests on only a few central columns.

这悬臂这是一种混合物之间的大规模梁和箱梁在于只有少数几个中央栏。

Purpose of this paper is to test whether a prestress continuous box girder bridge qualify...

通过动静载荷载试验为桥梁结构设计提供参考依据，是桥梁建设中必不可少的一个重要环节。

On this basis and by using correspondent fatigue criteria, fatigue life prediction of steel box girder of bridge was discussed.

利用标准日应力谱数据和相关疲劳规范，研究了杨浦大桥钢箱梁的疲劳寿命等问题。

For steel box girder of Yangpu Bridge, fatigue stress monitoring and fatigue life prediction were implemented.

针对杨浦大桥钢箱梁，进行了疲劳应力的监测分析和疲劳寿命的预测研究。

Thin-walled box girder is often used in bridge engineering.

箱形薄壁梁是桥梁工程中经常采用的结构。

Based on the analysis results, a simplified design calculation method of steel box girder subjected to eccentric load is proposed.

在此基础上，提出了偏心荷载作用下钢板箱形梁的简化设计计算方法。

Finally this paper represents the comprehensive case study and analysis of temperature effect of the concrete box girder.

同时结合具体的工程实例，对混凝土箱梁的温度效应进行较为全面的研究，系统地分析了混凝土箱梁在日照辐射作用下的温度场分布规律、温度应力及日照温差效应产生的悬臂端位移，并将计算结果与未考虑温度荷载情况进行了对比与分析。

The work of this paper is as follows: 1. Looking back the progressing history of the linear motor, introducing the features of the elevator driven by linear induction motor, radicating the topic of this paper "the digital frequency variable control of the elevator bi-side direct driven by linear induction motor". The research of this paper covers the conventional VVVF control, space vector based VVVF control, vector control and DTC.

本文主要开展了以下几个方面的工作： 1 回顾了直线电机发展历史，电机的驱动技术演变，特别是针对直线电机的驱动，简要介绍了直线感应电机驱动电梯的优点和不同结构类型，对传统的v／f控制，基于空间矢量法的v／f控制，矢量控制，和基于电压空间矢量的直接转矩控制进行了比较，确立了本课题的研究主题：直线感应电机双边直推式驱动电梯的全数字变频控制。

The article combines with the treatment of a superficial civil air defense work to introduce how the grouting method to improve the performance of the backfill soil.

文章从治理漂浮人防工事的角度提出了注浆技术在改善回填土性质方面的应用，并详细阐述了注浆技术的施工流程。