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Ice and Permafrost
Snow
9
*SNOW
6
Terminal Flight Facilities
4
*RUNWAYS
3
COLD REGIONS
3
DENSITY
3
ROADS
3
TEMPERATURE
3
(*ROADS
2
(*SNOW
2
*COMPRESSIVE PROPERTIES
2
ARCTIC REGIONS
2
ARMY OPERATIONS
2
COMPRESSIVE PROPERTIES
2
CONSTRUCTION
2
DEFORMATION
2
Equipment and Methods
2
FEASIBILITY STUDIES
2
GREENLAND
2
HARDNESS
2
LOADS(FORCES)
2
SNOW)
2
Surface Transportation and Equipment
2
TEST METHODS
2
THICKNESS
2
Test Facilities
2
(*RUNWAYS
1
*ANTARCTIC REGIONS
1
*COLD WEATHER TESTS
1
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