arch lining 拱形支架 ; 拱圈衬砌 ; 拱部衬砌
Secondary lining of inverted arch 反拱二次衬砌 ; 二次衬砌仰拱
lining of arch 拱形衬砌
thin arch lining 薄拱衬砌
The results show that mechanical behavior of lining structure change evidently when suddenly effluent water happen at inverted arch or foot of wall.
结果表明：突水位置发生在仰拱或墙脚位置时，对衬砌结构的受力影响显著；
Trickling water frequently occurs in the outside appearance of biconnected arch tunnels after the secondary lining, influencing their construction quality and operating.
在双连拱隧道施工中，二次衬砌完成后表面往往会出现渗漏水现象，对双连拱隧道施工质量及营运造成影响。
Lishi tunnel is the first loess multi-arch tunnel in China. The designs of the tunnel are briefly introduced, including lining structure, prevention drainage treatments and construction process.
离石隧道是我国第一座黄土连拱隧道，简要介绍了该隧道的衬砌结构、防排水处理、施工工序等的设计概况。
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