The classification of rocks surrounding a tunnel has an important significance for guiding design and construction in underground engineering.

围岩分类对指导地下工程的设计和施工具有非常重要的意义。

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Study on numerical simulation of drainage hole of seepage field in underground engineering with implicit composite element method;

基于变分原理，研究渗流分析中模拟排水孔和不连续面的复合单元法。

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In this article, authors introduce the method of hollow anchor design, construction and experiment in underground engineering anti-floating.

阐述了中空锚杆作为地下工程抗浮措施的设计、施工和试验的方法。

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Graduating from the Kyushu Institute of Technology in 1960 with a degree in mining engineering, he discovered there was no work underground, so he joined what is now known as Taiheiyo Cement .

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