1Evaluation of Water Resources Bearing-capacity in Zhangweinan CanalQIAO Jia-le, FAN Hai-yan, HUANG Kai1-42Exploration and Practice of Ecological Concept on Urban River Comprehensive Treatment——A Case Study of the Outer Qinhuai River,NanjingHUANG Wei, ZHU Qing9-123Sediment Treatment Measures for River Regulation ProjectZHANG Jie-hua16-204Regularity Exceeded and Cause of Sulfide in Groundwater Monitoring Wells in TianjinCHAI Cheng-fan, XING En-wen, LI Tai, YANG Chun-sheng32-36,465Three Dimensional Numerical Simulation of Hydraulic Characteristics of Multi-level Drops in RiverWANG Peng50-526Simulation Research on Seepage and Temperature of Earth-rock Dam based on Heat Conduction TheoryTANG Xiao-hong59-61,657Water Measurement Technology in the Modernization Transformation of Irrigation DistrictTIAN Xin-xing, ZHANG Na71-748Design of Digital Twin Basin Knowledge Platform based on Large Language Model and Knowledge GraphLI Wei, LI Shu-yuan75-789Optimal Combined Model of Farmland Irrigation based on WinSRFR SoftwareLI Xun-zhang, FU Liang-qi, PAN Lei, HE Xiao-jing79-81,9710Application of BIM Technology-based Design of Pump-sluice ProjectWENG Fa-gen, HUANG He82-85,10911Application of"Four Pre"Digital Twin System in Jiangxi Hushan StationZHANG Fei, WANG Shu-qiang, LI Wan91-9412High Quality Development Background and Path Analysis of Rural Water Supply in BeijingZHANG Ying118-121