The welding deformation can seriously affected the quality, erection and using performance of steel structure.
焊接残余变形会严重影响钢结构的质量、安装及使用性能。
In this paper, the erection schemes, principal construction techniques for the steel tube arch and geometry control during erection of the arch of the Bridge are presented.
介绍大桥钢管拱的安装方案、主要施工技术以及施工过程中的线形控制。
The second chapter presents the content and characteristic of metallurgy project. It mainly elucidates iron smelting system , steel smelting system and continuous casting system for machine erection .
第二章介绍了冶金工程项目的内容和特点，主要阐述炼铁系统、炼钢系统以及连铸系统设备安装的主要内容。
The second chapter presents the content and characteristic of metallurgy project. It mainly elucidates iron smelting system , steel smelting system and continuous casting system for machine erection .
第二章介绍了冶金工程项目的内容和特点，主要阐述炼铁系统、炼钢系统以及连铸系统设备安装的主要内容。
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