There are two anchoring methods of steel towers atop buildings: self-supporting and guy line.

从楼顶钢塔与下部结构锚固方式来看，目前主要有自立式和拉线式两种。

youdao

There are two anchoring methods of steel towers atop buildings: self-supporting and guy line.

从楼顶钢塔与下部结构锚固方式来看，目前主要有自立式和拉线式两种。

youdao