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Showing results 12472 to 12491 of 29671
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- ultrasonic wave 2
- ultrasound 1
- ultrawideband signal 1
- UN / EDIFACT 1
- UN Global Compact 1
- UN/EDIFACT 1
- unauthorized intervention 1
- unbalance mode 1
- unbalanced load 2
- uncertainty 11
- uncertainty impact 1
- uncontrolled rectifier 1
- unconventional form of advertising 1
- uncoupling of cars 1
- under-rail pad 1
- under-rail pad stiffness 1
- underburden base 2
- underground 4
- underground rail system 1
- underground railway track 1