The paper also introduces briefly the practical application of shallow mining method to Shihuang tunnel.

简要介绍了浅埋暗挖法施工技术在石黄隧道的具体应用。

youdao

The paper also introduces briefly the practical application of shallow mining method to Shihuang tunnel.

简要介绍了浅埋暗挖法施工技术在石黄隧道的具体应用。

youdao