This paper explains the prestressing expansion technique, in site producing flow line, hanging construction technique and water proof treatment method.

文章叙述了该构件的预应力张拉技术、现场生产流水线、吊装施工技术及防水处理方法。

youdao

This paper explains the prestressing expansion technique, in site producing flow line, hanging construction technique and water proof treatment method.

文章叙述了该构件的预应力张拉技术、现场生产流水线、吊装施工技术及防水处理方法。

youdao