... 关键词］ 地铁工程；盾构隧道；复合地层；施工技术 [gap=1054]Key words:metro engineering; shield tunnel; compound stratum; construction technology ...
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The technique of transforming the used-shield machine adapted to complex strata was studied.
2．研究盾构机复合地层适应性改造技术。
参考来源 - 复合地层土压平衡盾构施工应用技术研究·2,447,543篇论文数据，部分数据来源于NoteExpress
阐述广州地区盾构隧道复合地层的工程地质特征。
Geological characteristics of complex strata in Guangzhou was elaborated.
复合地层的盾构施工一直是困扰地下工程的难题之一。
Shield tunnelling through a mix ground has been always one of hard points annoying much the underground engineering community.
对于复合地层受到污染的气井，地层流体的渗流规律已不符合常规解释方法的推导条件，需对分析方法进行修正。
To gas well of polluted compound formation, the percolation law of flow is already not conformity to the induced requirement of conventional interpretation way which is needed to modify.
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