1. China Huayin Ordnance Test Center; #450, Yuemiao Street Huayin, Shaanxi China
2. PLA University of Science and Technology; Hou Biaoying Road #88 Nanjing, Jiangsu China
3. Centre for Infrastructure Monitoring and Protection, Curtin University; Curtin University; Bentley, Perth WA 6102 Australia
4. School of Civil Engineering, Tianjin University; 135 Yaguang Rd, Jinnan District Tianjin China