实测洪水 recorded flood ; observed flood

洪水监测 Flood monitoring

洪水推测 flood routing

洪路测定 flood routing

洪流观测 Flood flow observation

长期洪水预测 long-term flood forecasting ; long-term flood prediction

云南省洪水监测 Flood Monitoring in Yunnan

根据意大利洪水观测站 Flood Observatory

农作物和洪水监测 Crop Monitoring and Flood Monitoring

洪灾监测 Flood Disaster Monitoring