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(*ROADS
1
(*RUNWAYS
1
(*SNOW
1
AGE HARDENING
1
ANTARCTIC REGIONS)
1
C-121 AIRCRAFT
1
C-130 AIRCRAFT
1
CAPTIVE TESTS
1
COLD WEATHER TESTS
1
COMPRESSIVE PROPERTIES
1
CONSTRUCTION
1
FEASIBILITY STUDIES
1
FLEXURAL STRENGTH
ICE)
1
Ice and Permafrost
LANDING FIELDS
1
PARTICLE SIZE
1
PAVEMENTS
1
ROAD BUILDING EQUIPMENT
1
SNOW)
1
Snow
1
TENSILE PROPERTIES
1
THICKNESS
1
TRAFFICABILITY
1
TRANSPORT AIRCRAFT
1
Terminal Flight Facilities
1
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