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4 results returnedAn automatic data acquisition system for underground measurements
Deformation monitoring of underground openings by photographic techniques
Ultrasonic convergence measurements
Detection of roof instability by monitoring the rate of movement
Published Year
Subject
- Mine roof control (2)
- Mining engineering--Measurement (2)
- Automatic data collection systems (1)
- Coal mines and mining--Equipment and supplies--Safety measures (1)
- Rock deformation--Measurement (1)
- Ultrasonic testing (1)
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