Large Span Tunnel的意思|示意

The aerodynamic interference effects on aerostatic coefficients of twin deck Bridges with large span were investigated in details by means of wind tunnel test.

针对大跨度双幅桥面桥梁三分力系数的气动干扰问题，采用风洞试验方法对某在建大跨度双幅桥面桥梁的气动干扰效应进行研究。

Wucunshan Tunnel of Xiamen which is designed as shallow large span structure needs to go through dense buildings in Punan territory, and construction difficulties is unusual both at home and abroad.

厦门梧村山浅埋大跨隧道，要求下穿浦南片区密集建筑群，其工程难度国内外罕见。

Wulongling tunnel on the Jingzhu Expressway is a dual-arch highway tunnel with a large span, shallow depth, poor geology and uneven ground pressure.

五龙岭隧道由于其特殊的地形地质情况，使该隧道具有大跨、浅埋、软弱不良地质和偏压等四大难点。

The primary support and the second lining of large-spanned tunnel have endured different surrounding rock stress because of the influence of structure and span of tunnel.

大拱隧道受结构和跨度的影响，其初期支护与二次衬砌各自承受不同的围岩压力。

The tunnel consists of a single tube with four lanes, and was excavated with the layer-step method, which is a new attempt in constructing the tunnel with large across span.

隧道为单洞四车道，采用分层台阶法进行开挖，在大跨度隧道施工中是一种新尝试。

It is quite important to choose a rational design and construction scheme for construction of large span tunnel.

在大跨隧道的修建中，选择一套合理的设计和施工方案是十分重要的。