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| 2021, Vol. 58(2): 1-7 DOI: | ||
| Discussion on the Technological Development of Loess Tunnelling in the Future | ||
| (1 China Railway Construction Corporation Limited, Beijing 100855; 2 China Railway First Survey and Design Institute Group Co.,Ltd., Xi′an 710043; 3 Xi′an University of Technology, Xi′an 710048; 4 Lanzhou Jiaotong University, Lanzhou 730070) | ||
| Received null Revised null | ||
| Supporting info | ||
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