IFATCA |
XBRIGHT | Cancel highlighting
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XCM | Crossing Request Cancelation Message (OLDI)
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XCONF | Delete CONFlict
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XCOORD | Cancel Co-ordination
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XCOP | Exit Co-ordination Point
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XCOR | Cancel Correlation
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XDSL | Digital Subscriber Line
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XECM | Cancel Executive Controller Message
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XEU | European Currency Unit (ECU)
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XEXPLT | Cancel Extrapolation
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XFDM | Cancel FDM
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XFL | eXit Flight Level
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XFR | Transfer
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XFRQ | Cancel FreQuency message
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XGA | eXtended Graphics Array
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XGEO | Cancel GEO
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XHOLD | Cancel Hold
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XIFL | Cancel Intermediate Flight Level
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XIN | Crossing intentions
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XIN | Military Crossing Intention Notification Mes-sage
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XIP | eXecute In Place
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XLA | Excel Add in
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XLS | Excel Spreadsheet
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XLT | Excel Template
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XLW | Excel Workspace
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XMAX | The linear one way excursion of a cone
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XMET | Cancel METAR
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XML | Extensible Markup Language
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XMS | Extended Memory Specification
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XMS | eXtended Memory System
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XMT | Excluding (Messager)
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XNS | Xerox Network Standard
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XNSSR | Exit NSSR
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XOFF/PDR | Cancel Off Predetermined Route
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X-ON/X-OFF | Transmitter On / Transmitter Off
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XOR | Exclusive ORF
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XP | eXPerience (Windows XP Operating System)
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XPLN | Cancel Plan
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XPM | Cross Phase Modulation
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XPNDR | Transponder
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XPT | Exit Point of a sector (ODID)
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XQDM | Cancel QDM
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XRA | Crossing Request Answer (SEROS / MADAP)
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XRA | Crossing Answer Message
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XRQ | Airspace Crossing Request Message (Air-space Crossing Dialogue)
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XS | Atmospherics
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XSFL | Cancel Supplementary Flight Level
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XSSR | Exit SSR
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XSSRBRIGH | Cancel SSR highlight
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XSTAT | Cancel Statistics
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