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埃及软土隧道工程施工技术 ,随着一系列工程的完成 ,积累了不少经验 ,取得了长足进步。为了求得进一步发展 ,面临下列问题有待解决。这些问题 ,既是难点 ,也是亮点。(1)应采取更有效的技术 ,对付软土地层中的巨大坚硬石块。这种现象在开罗地下和苏伊士运河北段地下都遇到过。(2
Egyptian soft soil tunnel construction technology, with a series of projects completed, has accumulated a lot of experience and made considerable progress. In order to seek further development, the following problems are yet to be solved. These problems are both difficult and bright spots. (1) More effective techniques should be adopted to deal with the huge hard rock in the soft ground. This phenomenon has been encountered underground in Cairo and underground on the northern section of the Suez Canal. (2