Effective source-to-surface distance
source-to-surface distance
spherical surface distance
bidirectional surface scattering reflectance distr
bidirectional surface scattering reflectance distribution function
equal distance curved surface
surface creeping distance
surface-surface contact
surface-surface conventional missile
Surface-surface intersection
distance between centres of lines；distance between centers of tracks；midway between tracks
distance offset distance
conventional surface to surface missile
DEM on the surface of ellipsoid surface
Difference Between Surface Temperature and Surface Air Temperature
general purpose surface-to-surface missile (GPSSM)
included angle between current surface and fracture surface