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来源:雅诚德英语网
The reason for the division of Class E and Class A airspace stems from the type of planes operating in them.
E类和A 类空域的划分取决于在这两类空域飞行的飞机类型。
The reason for the division of Class E and Class A airspace stems from the type of planes operating in them.
E类和A 类空域的划分取决于在这两类空域飞行的飞机类型。