137Cs depth distribution
2 D depth averaged flow and sediment model
26Al and 10Be depth profile method
380 nm aerosol optical depth
3D prestack depth migration
3-D prestack depth migration
3-D pre-stack depth migration
3D pre-stack depth migration
3-D pre-stack depth migration PSDM
3D velocity-depth model
4 symmetrical depth sounding
5 POLE VERTICAL AXIS DEPTH SOUNDING
A certain depth beneath the surface of the ground
a fixed depth of investigation
a rbitrarily varying depth