火山沉陷地
volcano tectonic depression
Bekker地形沉陷模型
Bekker’s Soil-Deformation Model
采煤沉陷土地
Coal mining subsidence land
subsidence land in coal mining area
land for coal mining subsidence
地表沉陷
Surface subsidence
ground subsidence
ground surface subsidence
ground settlement
Settlement of Ground Surface
surface settlement
deformation of the earth surface
Land subsidence
Mining subsidence
surface displacement
Subsidence
地表沉陷规律
law of surface subsidence
地表沉陷控制
surface subsidence control
地表沉陷预测
surface subsidence prediction
地表沉陷纵剖面
longitudinal subsidence profile