1) shallow large-span
浅埋大跨径
1.
Taking the Haikedao tunnel construction as the example,the thesis introduces the application of leading steel pipeline shed previous timbering technology in the shallow large-span tunnel,sums up the influence of leading steel pipeline through the shallow crushed surrounding rock lane.
以海客道隧道工程为例,介绍了超前大管棚预支护技术在浅埋大跨径隧道中的应用,总结了大管棚在通过浅埋破碎围岩带时的作用,实践证明大跨径隧道洞口的软弱破碎围岩地段采用长大管棚施工工艺,具有显著的经济效益和社会效益。
2) shallow large span
浅埋大跨
1.
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。
3) large-span shallow tunnel
大跨浅埋
1.
The ground surface settlement of large-span shallow tunnel was analyzed by the Peck prediction method and numerical simulation method,and the numerical simulation results gave the dynamic process of ground surface settlement with the construction.
通过对大跨浅埋隧道在复杂地质条件下动态施工过程分析,可以进一步了解施工过程中围岩———支护系统相互作用的动态力学响应,为隧道动态设计与施工提供了科学的方法。
补充资料：连拱
1.连臂合抱。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条