Sediment layer:

Basement depth , Vp , Vs , Density
Upper crust:

Conrad depth , Vp , Vs , Density
Lower crust:

Moho depth , Vp , Vs , Density
Basement depth , Vp , Vs , Density
Conrad depth , Vp , Vs , Density
Moho depth , Vp , Vs , Density