surface integrals with respect to coordinate elements
line integrals with respect to arc hength
line integrals with respect to x，y，and z
line integrals with respect to x
air to surface area ratio
conventional surface to surface missile
general purpose surface-to-surface missile (GPSSM)
Surface area to volume ratio
surface area-to-volume ratio
Surface to surface missile
Surface to Surface Ratio
surface to surface tactical missile
surface-to-surface anti-radiation missile
Surface-to-Surface Campaign and Tactical Missile t
surface-to-surface contact
Surface-to-Surface Missile
surface-to-surface missile (SSM)
Surface-to-Surface Rocket Missile