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| 2019, Vol. 56(4): 154-159 DOI: | ||
| Horizontal Directional Drilling and Grouting Technique for the Shield Tunnel Passing beside Buildings in Water-rich Sand Stratum | ||
| (1 Tiandi Science and Technology Company Limited, Beijing 100013; 2 Beijing China Coal Mine Engineering Company Limited,Beijing 100013) | ||
| Received null Revised null | ||
| Supporting info | ||
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