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| 2020, Vol. 57(3): 25-29 DOI: | ||
| Preliminary Study on the Classification Indexes of Surrounding Rock for the Highway Tunnel in Nearly Horizontal Red-bed Stratum | ||
| (1 College of Environment and Civil Engineering, Chengdu University of Technology, Chengdu 610059；2 Zhejiang Huadong Engineering Consulting Co., Ltd.,Hangzhou 310014；3 Laboratory of Geohazard Prevention and Geoenvironment Protection of Chengdu University of Technology，Chengdu 610059) | ||
| Received null Revised null | ||
| Supporting info | ||
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