irregular surface
不规则曲面
不规则地表
起伏地表
曲边地表
不规则表面
表面不规则
非规则曲面
非正则曲面
Irregular surface turning
3D stratum ground surface
AIR DUST NEAR THE GROUND SURFACE
Annual mean ground surface temperature
Calculation of Ground Surface Settlement
controlled drainage from ground surface
DEFORMATION AND SUBSIDENCE OF GROUND SURFACE
deformation of ground surface
displacement of the ground surface
Drip Irrigation Under the Ground Surface
Energy budget on the ground surface
free surface ground water
grade of ground surface vibration acceleration
Ground Surface Acceleration
ground surface acceleration vibration level