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Title:软硬不均地层土压平衡盾构隧道下穿铁路既有线施工方法
Type of Patent:发明
Application Number:201410408836.5
Number of Inventors:16
Service Invention or Not:No
Application Date:2014-08-19
Publication Date:2017-01-25
Authorization Date:2014-08-19
Release Time:2018-07-04