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| 2013, Vol. 50(5): 6-11 DOI: | ||
| Discussion of an Intelligent Rock Classification System for Expressway Tunnels in Mountain Areas | ||
(1 State Key Laboratory of Geohazard Prevention and Geoenvironment Protection, Chengdu University of Technology, Chengdu 610059; 2 Sichuan Bazhong-Dachuan Expressway Limited Liability Company, Chengdu 610041;
3 Ya'an Branch, Sichuan Expressway Construction & Development Corporation, Chengdu 610041) |
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| Received null Revised null | ||
| Supporting info | ||
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