TY - Journal of Yangtze River Scientific Research Institute A1 - CHEN Ding-an, YU Chen-xiang T1 - Discussion on the Method for Calculating Critical Hydraulic Gradientof Piping-typed Tailing Silt Y1 - 2016-01-20 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 101 EP - 105 VL - 33 IS - 1 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20140642 ER -