shallow-tunnel 浅隧道
super shallow tunnel 超浅埋隧道
urban shallow tunnel 城市浅埋隧道
shallow tunnel excavation 浅埋隧道开挖
shallow tunnel construction 浅埋暗挖
large-span shallow tunnel 大跨浅埋
excavation of shallow tunnel 浅埋隧道开挖
The earth pressure of shallow tunnel has been transformed into a mathematic optimization problem and the corresponding computer program was coded.
将浅埋隧道围岩压力计算转化为一个数学优化模型,编制相应计算程序。
参考来源 - 浅埋隧道围岩压力确定的极限分析方法Firstly, the theory of FLAC~(3D) is described briefly. Then, the methods of shallow tunnel construction (STCM), the characteristics and suitable condition of STCM, and the construction technology of STCM are introduced briefly.
首先介绍了三维快速拉格朗日分析程序FLAC~(3D)的计算原理与方法,接着简要介绍了浅埋隧道的主要施工方法及浅埋暗挖法的优缺点和适用条件,简要介绍了浅埋暗挖法的施工工艺。
参考来源 - 施工过程中浅埋隧道自身性状及上部建筑物沉降变形的数值分析·2,447,543篇论文数据，部分数据来源于NoteExpress
The blasting earthquake wave of shallow tunnel differentiates that from other kind of blasting.
浅埋隧道掘进爆破振动特征有别于其他类型的爆破。
Ground surface settlement is an important factor to evaluate surrounding rock stability of shallow tunnel.
地表沉降是判断浅埋隧道地层稳定的一个重要指标。
At the same time, the dividing line of shallow tunnel and depth tunnel in frozen earth is discussed initially.
同时，对冻土隧道的深浅埋分界进行了初步探讨。
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