compaction of the crystal lattice

例句：

1. 1. The soil was compacted by heavy machinery.
   土壤被重型机械压实。
2. 2.The rock was compacted during the erosion process.
   岩石在侵蚀过程中被压实。
3. 3.The compaction of the soil affects its drainage properties.
   土壤的压实影响了其排水性质。