本文介绍我国一种新型单梁简支空中横移梁式铁路架桥机的总体结构设计及其结构荷载试验。
This paper describes general structure design and structure load test of girder type railway bridge erecting machine with single simple supported beam and overhead transversely travelling trolley.
通过和单自由度线性弹簧-质量-阻尼系统进行比较，得到该带裂缝梁结构的等效自然频率和等效粘滞阻尼比。
The equivalent viscous damping ratio and the equivalent natural frequency are obtained by comparing the system with a purely linear, spring-mass-damper system of single freedom.
天津保定桥为独塔单索面钢箱梁斜拉桥，索塔锚固区采用钢锚箱结构。
Steel anchor box structure was used in the cable-tower anchorage zone.
从支承形式上来看，简支转连续梁桥主要包括单支座和双支座两种主要的结构形式。
From the support forms, the simply supported-continuous bridges have mostly two main structural forms: single prop and dual prop.
将计算单裂纹结构基频的方法推广到求含多处裂纹梁弯曲振动的近似基频。
An approximate method of calculating the fundamental frequency of bending vibrations of multi-cracked beams is proposed on the basis of a modification of the method for single-cracked structures.
鉴于该方法只能识别梁中的单处损伤，提出了结合移动质量法和神经网络进行结构损伤识别的方法。
As the method can only detect single damage in beam, this paper proposes the method of combining moving mass method and neural network to detect structural damage.
这座钢桥的主要结构由一个单腹板和连续t梁构成。
The main structure of the steel bridge consists of a single-web, continuous T-beam.
LDA型电动单梁起重机具有结构合理，整机刚性强的特点。
LDA Type Electric Single-girder Crane has such features as reasonable structure and fine rigidity.
三门江大桥主梁采用分离式单箱双室结构。
The beam of Sanmenjiang bridge is the discrete simple-box double-cell girder.
桥架的金属结构由主梁和端梁组成，分为单主梁桥架和双梁桥架两类。
Bridge's metal structure from the main beam and side beams, divided into single-and dual-beam bridge girder bridge types.
单剪切梁结构，安装使用方便灵活。
芜湖长江大桥桥塔拉索锚固区为预应力混凝土箱形结构，无中间梁，索塔锚固区为单箱单室结构。
The cable anchoring zone on the cable tower of the Wuhu Yangtze River bridge is of pre stressed reinforced concrete box structure without intermediate beam.
造船龙门起重机结构型式分为单梁和双梁。
The structure of shipbuilding gantry crane has single and double girder types.
造船龙门起重机结构型式分为单梁和双梁。
The structure of shipbuilding gantry crane has single and double girder types.
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