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| 2013, Vol. 50(3): 72-78 DOI: | ||
| Calculation and Analysis of the Additional Load Upon Tunnels Caused by Stratum Deformation and Allowable Deformation Values in Mined-Out Areas | ||
| （Sichuan Communication Surveying & Design Institute, Chengdu 610017 ） | ||
| Received null Revised null | ||
| Supporting info | ||
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