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EA: ATM_VERTICAL_REFERENCE
EE: ICAO_STD_ATM_FLIGHT_LEVEL
| Status: | Item in ISO/IEC 18025 (EDCS) International Standard |
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| Status date: | 2005/06/07 |
| Additional comments: | 2005/06/07 Originally standardized. 2014/02/14 Revised Reference (reformatted). |
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