поправка на магнітне схилення
magnetic variation / magnetic declination
magnetic bubble memory / magnetic bubble store
magnetic azimuth
runway magnetic azimuth
azimuth-scale index / azimuth scale index
grid magnetic angle
grid-magnetic angle
grid azimuth
grid zone / grid-zone
grid zone designation / Grid Zone Designator
JAN grid / Joint Army-Navy grid
target-grid method of fire adjustment
magnetic anomaly detection (MAD) gear
magnetic bearing
magnetic declination
magnetic intelligence
magnetic mine
magnetic mine hunting
magnetic needle
magnetic north (MN)
magnetic target sensor
magnetic focus
artificial magnetic anomalies
dip-needle magnetic mine
magnetic
magnetic inspection
magnetic chip detector
magnetic detection
runway magnetic bearing
Earth's magnetic field
electro-magnetic contamination
magnetic decoder