快速沉降
describes subsidence that happens quickly
描述快速发生的地面沉降
缓慢沉降
describes subsidence that happens over a long period
描述在长时间内发生的地面沉降
发生沉降
indicates that the process of subsidence is happening
表示正在发生沉降过程
遭受地面沉降
used to describe a building or area affected by subsidence
用于描述受地面沉降影响的建筑物或区域