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EFFECTIVENESS)
(*EARTH HANDLING EQUIPMENT
1
(*TEST CONSTRUCTION (PSYCHOLOGY)
1
BEHAVIOR
1
CUTTING TOOLS
1
Construction Equipment
1
FREEZING
1
ICE
1
Ice and Permafrost
1
Materials & Supplies
1
PERSONALITY
1
POWER
1
PSYCHOLOGICAL TESTS
1
PSYCHOLOGY
1
RATINGS
1
REACTION (PSYCHOLOGY)
1
SOILS
1
STATISTICAL ANALYSIS
1
Snow
1
USSR
1
WEAR RESISTANCE
1
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