（华南理工大学，广东 广州\ 510640）

［摘要］ 介绍了索网结构中主次索之间的连接节点形式，并根据国内工程实践中常用的外包PE的半平行钢索的应用情况提出了有针对性的构造上的改进，同

［关键词］ 索网；连接节点；滑移；扭转
In this article, authors introduce connection joint types between main cable and secondary cable in cable net structure. According to the application of semiparallel steel cable wrapped by PE in domestic projects, some improving measures are presented. At the same time, analysis is made combining actual projects.