hensen's node

Compared with the traditional practice, the proposal for replacement of part of the original structure of BSL joint proves more advantageous.

介绍上海内环高架路橡胶板伸缩缝改建情况 ,并对传统方法及改进方法作了比较 ,通过研究及实践说明利用BSL橡胶板伸缩缝部分原结构的调换方案具有较大的优越性。