Optimizing opinion and quality control measure of design, fabrication and assemble were proposed for joint of light steel structure in present paper.

本文对轻钢结构节点设计、制作安装提出了优化意见和质量控制措施。

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This article discusses causes of weld cracking in crane's steel structure, recommends ways of remedy and makes proposals concerning design and fabrication to avoid cracks.

本文论述几种起重机钢结构焊缝裂纹产生的原因，提出焊缝裂纹的修复方法和起重机钢结构设计、制造中防止焊缝开裂的改进措施。

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Over the years, the company has trained about two hundred skilled steel structure fabrication and installation team.

多年来，公司培养了二百名技术熟练的钢结构制作安装队伍。

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