There was a revival of ancient Roman forms, including the column and round arch, the tunnel vault, and the dome.
复兴古罗马的形式，包括廊柱和圆拱，地道的拱顶以及圆屋顶。
The tunnel may parallel the street, or it may dive toward the vault.
隧道可能是与街道平行的，或者可能通到矿顶。
Therefore, the vault crown subsiding process and its total settlement are important factors for tunnel supporting design and environment controlling.
而隧道拱顶的下沉过程及其最终下沉量则是隧道支护设计及地层环境控制的重要基础。
The results show that, for relatively shallow embedded tunnel, a big error would occur if the surrounding rock pressure of the vault is regarded as uniformly distributed.
结果表明：对于埋深较浅的隧道，如果拱顶围岩压力按均布进行计算，结果会产生较大误差。
The side wall central section, the arch foots and the vault are key parts of the tunnel where should be strengthened to support.
隧道边墙中部、拱肩、拱顶是比较关键的部位，应加强支护。
Pipe lodgepole-steel tunnel support technique is a strong composite support system consisting of advance pipe lodgepole, support stell vault, tin plate packer and working surface plug-back.
管棚复合钢支撑技术，是一个通过超前管棚、支撑钢拱、白铁皮隔离、工作面封堵的相互配合和共同作用，形成了具有强大支护抗力的复合支护体系。
We find an elementary school crawling with raiders who've been trying to tunnel into Vault 101, but have failed after disturbing a nest of giant radioactive ants.
我们发现了一所小学，这小学里面盘踞着一群想打地道进入101号避难所的强盗。但他们挖到一个辐射蚁窝里去了，于是失败了。
We find an elementary school crawling with raiders who've been trying to tunnel into Vault 101, but have failed after disturbing a nest of giant radioactive ants.
我们发现了一所小学，这小学里面盘踞着一群想打地道进入101号避难所的强盗。但他们挖到一个辐射蚁窝里去了，于是失败了。
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