infiltration index

例句：

1. 1. The study of the infiltration index is crucial for understanding the movement patterns of water and sediment.
   研究渗透指数对于理解水和沉积物的移动模式至关重要。
2. 2. The infiltration index can be used to predict how quickly a material will absorb water.
   渗透指数可以用来预测材料吸收水分的速度。
3. 3. The infiltration index is an important factor in determining the suitability of a site for construction.
   渗透指数是决定一个地点是否适合建设的重要因素。