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Vermessungsarbeiten beim Bau des Tunnels unter dem Ärmelkanal
Study on oil and gas pipeline leakage real-time inspection system based on distributed optical fiber
Photogrammetry as an aid to measurement of marine structures
Measurement of pollution levels in three alpine road tunnels
Fast drilling performance achieved at Alwyn in North Sea
Electromagnetic MWD telemetry system sets depth record offshore
Electromagnetic flaw detecting and casing wall thickness measuring in gas storage wells