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| 2011, Vol. 48(4): 13-18 DOI: | ||
| Seismic Fortification Length of Tunnel Portals under Rayleigh Wave Action | ||
| (1 Xi’an Highway Research Institute, Xi’an, 710054；2 Xi’an Railway vocational ＆Technical Institute, Xi’an 710014) | ||
| Received null Revised null | ||
| Supporting info | ||
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