hydrograph ascending limb

例句：

1. 1.The hydrograph of the river shows the changes in water level during the flood season.
   河流的水文图显示了洪水季节水位的变化。
2. 2.The hydrograph data will be used to study the impact of climate change on the region.
   水文数据将被用来研究气候变化对该地区的影响。
3. 3. The hydrograph is a crucial tool for monitoring and predicting river flows.
   水文图是监测和预测河流流量的关键工具。