查询词典 girder

In this paper, the program for earthquake response analysis of Girder Bridge is established, and the calculation and analysis of the bridges on plane curve are with that program.

本文用自编的梁桥地震响应分析程序，对此类桥梁进行了计算和分析，总结了此类桥梁的地震响应特点，提出了抗震设计的一些建议。

The stress distribution of section in wide and thin box girder subjected to simultaneous bending and axial forces doesn't conform to the assumption of the plane section, and the transverse stress distribution is uneven; with the increasing of bridges' span and the lowering of security repertory, to consider the uneven of stress distribution in calculation of design and construction control, and to analyses the shear lag effect in the process of bridges' construction and using are bound to have important engineering value and theorical significances.

在压弯荷载共同作用下，宽而薄箱梁的截面应力分布并不符合平截面假定，沿横向分布不均匀；随桥梁跨度的加大和安全储备的降低，在设计计算和施工控制计算中考虑这种不均匀性，准确分析其在施工和使用阶段的剪力滞问题具有重要的工程价值和理论意义。

A detailed description is given of the technique for prefabrication and erection of the 35 m small box girder.

箱梁的安装，采用了轨道平车运梁，架桥机吊装。

To reasonably design the girder falling restrainer the nonlinear seismic response of the restrainer was investigated considering the failure process of the bearings .

为了合理设计防止落梁装置，应用考虑支座破坏影响的非线性动力计算方法研究了防止落梁装置的地震响应。

The restrainer should at least afford the weight of the girder.

防止落梁装置应具备承受梁体重量以上的承载能力。

To reasonably design the girder falling restrainer , the nonlinear seismic response of the restrainer was investigated considering the failure process of the bearings.

摘要为了合理设计防止落梁装置，应用考虑支座破坏影响的非线性动力计算方法研究了防止落梁装置的地震响应。

The effects of gap length and stiffness of the restrainer , the ground motion strength, wan shape of ground motion and the collision between the girder and the abutment on the seismic load applied on the restrainer were compared.

分别比较了防止落梁装置的不工作长度、装置的刚度、地震强度、地震波波形、梁端与桥台之间的地震碰撞对装置承受最大地震荷载的影响。

Adopt girder unit and mixed unit to establish finite element model of stack based on the flexible stack. The former stack is simplified into 7 girders and 1 symmetrical space rigid frame of centralized quality.

针对某型机枪的弹性枪架，分别采用梁单元和混合单元建立枪架的有限元模型，前者的枪架被简化成由7个梁、1个集中质量组成的对称的空间刚架结构。

To meet the requirements of workability and high early strength of the concrete, the mix proportion of the concrete for main girder is designed with set retarding, high pumpability, high early strength in low water/binder ratio through optimization of quantities of binder and fly-ash, and optimization of water/binder ratio and sand ratio.

以混凝土的工作性和强度特别是早期强度为设计依据，通过胶凝材料用量、粉煤灰掺量、水胶比和砂率的优化，确定了兼具缓凝、早强、高强、易泵的主梁混凝土配合比。

This lumbering jawless giant wields an enormous scimitar that\'s more girder than blade.

这个笨拙的没有下巴的巨人挥舞着一把巨大的弯刀，远比普通砍刀来得坚实。

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。