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GPS
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keywords:(GPS)
U-Rail laser-based ultrasonic inspection system prototype "system overview and status"
TTCI and FRA set up train control test bed
Trials start with non-contact rail inspection
Tracking wagons to increase effiency
Railtrack starts to regain engineering control
Rail grinding on Amtrak mixed traffic NEC
Onboard diagnosis transforms maintenance
New signalling system under test in North America
New progress of dynamic bridge testing technologies for high-speed railway in China
M/W challenges: Advances in Rail measurement
Mapping using GIS, LiDAR and surveying