题目内容
词汇与结构Without the pressure altitude reporting, the air traffic controller has no display of ______ altitude information.
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词汇与结构Without the pressure altitude reporting, the air traffic controller must rely on the altitude reported by the pilot ______ radio.
词汇与结构The Traffic Collision Avoidance System installed on large aircraft needs the ______ information supplied by transponder signals.
词汇与结构All mode A, C, and S transponders include an “ident” button, which ______ a special “thirteen” bit on the mode A reply known as Ident.
词汇与结构When radar equipment ______ the Ident bit, it results in the aircraft’s blip “blossoming” on the radar scope.
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