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Sigma KEE - CIAAirportLengthClassification
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中情局机场长度分类
CIAAirportLengthClassification is a class of Attributes used to characterize Airports according to the length of their longest usable runway.
Relationships      
Parents 机场分类 AirportClassification is a class of Attributes for representing systems that categorize Airports according to some criteria. There are several such systems, including the International Civil Aviation Organization categories A to E, based on runway lengths, the Federal Aviation Administration system associated with airport functions, and the airport categorization by runway length used in the CIA World Fact Book.


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