隧道围岩局部块体稳定性分析是隧道设计和施工过程中必不可少的环节。

Assessment on stability of partial rock-block mass is essential during tunnel's design and construction.

youdao

隧道围岩局部块体稳定性分析是隧道设计和施工过程中必不可少的环节。

Assessment on stability of partial rock-block mass is essential during tunnel's design and construction.

youdao