|
||||||||
|
|
| 2017, Vol. 54(4): 33-40 DOI: | ||
| Development of Defect Evaluation Techniques for Highway Tunnel Lining Thickness and Compactness | ||
| (1 Guizhou Transport Science Research Institute Shares Co. Ltd., Guiyang 550008; 2 Guizhou Expressway Group Co. Ltd., Guiyang 550004) | ||
| Received null Revised null | ||
| Supporting info | ||
|
