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Ice and Permafrost
2
Snow
2
(*AERIAL RECONNAISSANCE
1
(*SEA ICE
1
*BACKSCATTERING
1
*RADAR REFLECTIONS
1
*SEA ICE
1
AN/APQ-56
1
ANGLE OF INCIDENCE
1
ANTENNAS
1
ARCTIC OCEAN
1
ARCTIC REGIONS
1
ARMY RESEARCH
1
Active & Passive Radar Detection & Equipment
1
BACKSCATTERING
1
CHEMICAL PROPERTIES
1
DEFORMATION
1
DEPTH
1
DETECTORS
1
DRIFT
1
ELECTRICAL PROPERTIES
1
FREEZING
1
GREASES
1
ICE
1
IDENTIFICATION
1
IMPLANTATION
1
MAPPING
1
MEASUREMENT
1
MICROWAVES
1
PASSIVE SYSTEMS
1
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