With the wide use of Shield tunneling method in important substructure works in our country, it has become a major method applied in city subway construction.

盾构施工技术在我国重大地下工程的应用越来越广泛，已经成为了城市地下铁道建设的主要方法。

youdao

With the wide use of Shield tunneling method in important substructure works in our country, it has become a major method applied in city subway construction.

盾构施工技术在我国重大地下工程的应用越来越广泛，已经成为了城市地下铁道建设的主要方法。

youdao