hydrograph separation

例句：

1. 1. The hydrograph separation process is crucial for the accurate mapping of river flow.
   水文图分离过程对于河流流量的准确绘制至关重要。
2. 2. The hydrograph separation technique was used to study the effects of climate change on water resources.
   使用水文图分离技术研究气候变化对水资源的影响。
3. 3. The hydrograph separation method has been widely applied in various fields, such as environmental science andengineering.
   水文图分离方法在环境科学和工程领域得到了广泛应用。