TY - Journal of Yangtze River Scientific Research Institute A1 - ZHAO Ke-feng, CAO Hui-qun, LUO Ping-an T1 - Refined Pre-processing of Topography Data for 2D Numerical Simulation of River Channel Y1 - JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 16 EP - 19 VL - 38 IS - 3 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.201915322021 ER -