TY - Journal of Yangtze River Scientific Research Institute A1 - ZHENG Xue-dong T1 - Application of Spatial Information Technology in Water Conservancy Industry: Retrospect and Prospect Y1 - 2021-10-01 JF - Journal of Yangtze River Scientific Research Institute JO - Journal of Yangtze River Scientific Research Institute SP - 167 EP - 173 VL - 38 IS - 10 UR - http://ckyyb.crsri.cn N1 - 10.11988/ckyyb.20210623 ER -