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| 2011, Vol. 48(2): 110-115 DOI: | ||
| Construction Techniques of Pingshiban Tunnel with Large Profile | ||
| (1 No. 1 Company, China Communications No.1 Navigation Bureau, Tianjing 300450; 2 Lanzhou-Chongqing Railway Co., Ltd., Lanzhou 730050) |
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| Received null Revised null | ||
| Supporting info | ||
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