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| 2022, Vol. 59(3): 31-39 DOI: | ||
| Study on New Tunnel Support System Based on Norwegian Method Q System | ||
| (1. School of Civil Engineering, Southwest Jiaotong University, Chengdu 610031; 2. Hebei University of Water Resources and Electric Engineering, Cangzhou 061000) | ||
| Received null Revised null | ||
| Supporting info | ||
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