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*SEA ICE
ALASKA
Ice and Permafrost
2
Snow
2
THICKNESS
2
*SOUNDING
1
AEM(Airborne Electromagnetic Measurements)
1
AIRBORNE
1
AIRCRAFT ANTENNAS
1
ALTIMETERS
1
ARCTIC OCEAN
1
BATHYMETRY
1
BERING SEA
1
CHUKCHI SEA
1
DEPTH
1
ELECTRICAL CONDUCTIVITY
1
ELECTROMAGNETIC RADIATION
1
ELECTRONIC RECORDING SYSTEMS
1
Electrical and Electronic Equipment
1
Electromagnetic sounding
1
FEASIBILITY STUDIES
1
GEOMETRIC FORMS
1
Geophysical surveys
1
HELICOPTERS
1
HYDROGRAPHIC SURVEYING
1
ICE
1
ICEBREAKERS
1
LASER APPLICATIONS
1
Laser altimeters
1
MAGNET COILS
1
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