Advanced ATC
降低垂直间隔最低标准批准
An official authorisation for an aircraft and operator to use Reduced Vertical Separation Minimum (RVSM) airspace, allowing reduced vertical separation of 1,000 feet between FL290 and FL410, in accordance with ICAO Doc 9574.
Quick answer: An official authorisation for an aircraft and operator to use Reduced Vertical Separation Minimum (RVSM) airspace, allowing reduced vertical separation of 1,000 feet between FL290 and FL410, in accordance with ICAO Doc 9574.
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