Historical actuality of ground settlement is explained Using changes of benchmark height data. 以水准点高程数据变化说明地面沉降历史现状。
The ground settlement caused by large-scale urban construction has become a new restriction factor of ground settlement in soft soil area of Shanghai. 摘要大规模城市建设诱发的工程性地面沉降已成为上海软土地区地面沉降新的制约因素。