erection of bridge 桥梁架设
rotary erection of bridge 转体法架桥
swivel erection of bridge 转体法架桥
rotating erection of bridge 转体法架桥
cantilever erection of bridge 悬臂灌筑架桥
bridge erection boat 舟桥汽艇
concrete bridge erection 混凝土桥架设
The main bridge type crane, the erection and assembly has strict technical requirements, and a set of measurement methods to measure the installation result strictly.
桥架式桥式起重机的主体，其架设和组装都有严格的技术要求，并有一套严格的测量方法来测量安装结果。
The text detailedly introduced crown block, running system, availability work period of bridge girder erection equipment and improve case for precast beams install.
详细介绍了对双导梁式架桥机天车、行走系统、有效工作长度及预制梁安装就位的改进情况。
A suspension bridge project is taken as an example, in which the evolution of critical wind speed of flutter during bridge erection is studied by a multi-mode flutter analysis approach.
以某悬索桥设计方案为工程背景，应用多模态颤振分析方法，分析了该桥架设阶段颤振临界风速的发展趋势。
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