initial porosity

例句：

1. 1. The initial porosity of the soil greatly affects its fertility.
   土壤的初始孔隙率极大地影响其肥力。
2. 2. The initial porosity of the rock is crucial for understanding its strength.
   岩石的初始孔隙率对于理解其强度至关重要。
3. 3.The initial porosity of the soil can be improved through proper irrigation practices.
   通过适当的灌溉实践可以改善土壤的初始孔隙率。