TY - Journal of Yangtze River Scientific Research Institute A1 - ZONG Qiu-lei, WANG Bin, WANG Kai, ZHANG Min-jia, ZHANG Jia-ming, WANG Cong T1 - A Risk Assessment Method for Metro Shield Construction Based on Trapezoidal Fuzzy Number and C-OWA Operator Y1 - 2020-12-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 98 EP - 104 VL - 37 IS - 12 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20190917 ER -