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*ARCTIC OCEAN
1
*SOUND TRANSMISSION
1
*UNDERWATER SOUND SIGNALS
1
ACOUS(ARCTIC CLIMATE OBSERVATION USING UNDERWATER SOUND)
1
ACOUSTIC DETECTORS
1
ACOUSTIC POSITIONING SYSTEMS
1
Acoustic Detection and Detectors
1
DEEP WATER
1
MARINE CLIMATOLOGY
1
MOORING BUOYS
1
OCEAN BASINS
1
Physical and Dynamic Oceanography
1
SERDP COLLECTION
1
SERDP(STRATEGIC ENVIRONMENTAL RESEARCH AND DEVELOPMENT PROGRAM)
1
SONAR BEACONS
THERMOMETERS
1
THERMOMETRY
1
UNDERWATER ACOUSTICS
1
UNDERWATER NAVIGATION
1
UNDERWATER SOUND GENERATORS
1
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