Keywords: TOPOGRAPHY
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Journal Articles
Proceedings of the Institution of Civil Engineers - Civil Engineering (1994) 102 (5): 58–62.
Published: 01 May 1994
... TUNNELS CHANNEL TUNNEL TOPOGRAPHY MEASUREMENT SATELLITES GYROTHEODOLITES INSTRUMENTS COMPUTERS SYSTEMS ACCURACY ALIGNMENT TUNNELLING UNDERWATER DRIVING SURVEYORS TBM BORING MACHINERY MAPS GLOBAL POSITIONING GPS GEOMETRY SHAFTS MODULES RECALIBRATION CORRECTIONS h o c . Instn...

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