re-compaction

例句：

1. 1. The soil was compacted by heavy rains.
   由于大雨，土壤被压实了。
2. 2. During the construction process, we need to re-compact the soil to ensure stability.
   在施工过程中，我们需要重新压实土壤以确保稳定性。
3. 3. The engineer decided to re-compact the area to improve drainage.
   工程师决定重新压实该区域以改善排水。