опорна геодезична мережа
geodetic control
geodetic control net
grid zone / grid-zone
grid zone designation / Grid Zone Designator
JAN grid / Joint Army-Navy grid
initial geodetic data
world geodetic system (WGS)
initial geodetic point
world geodetic system
geodetic coordinates
geodetic latitude
geodetic longitude
geodetic firing azimuth
geodetic satellite
geodetic satellite surveying system
geodetic surveying
fire-control grid
control grid
bearing grid angle
Global Information Grid (GIG)
grid azimuth
grid bearing
grid convergence
grid convergence factor
grid coordinate system
grid line
grid magnetic angle
grid north (GN)
grid note
grid reference box
grid reference system
grid variation