subsurface controlled subsurface safety valve

anomaly of subsurface fluid

Artificial enamel subsurface lesion

bidirectional subsurface scattering reflectance di

bidirectional subsurface scattering reflectance distribution function

blasting subsurface excavation method

combined control of salinization and subsurface wa

combined control of salinization and subsurface waterlogging

combined controlling of surface and subsurface water logging

complex surface and subsurface geologic condition

comprehensive stress from surface and subsurface waterlogging

constant zone of subsurface temperature

constructed subsurface flow wetlands

continuous action from multiple process of surface and subsurface waterlogging

continuously suffering subsurface waterlogging

decline of subsurface flow

Detecting subsurface target

detection of subsurface object

downgoing subsurface intrabed multiple