The Traffic Collision Avoidance System installed on large aircraft needs the ______ information supplied by transponder signals..
A. altitude
B. attitude
C. speed
D. heading
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All mode A,C, and S transponders include an “ident” button, which ______ a special “thirteen” bit on the mode A reply known as Ident.
A. operates
B. stimulates
C. cultivates
D. activates
When radar equipment ______ the Ident bit, it results in the aircraft’s blip “blossoming” on the radar scope.
A. receives
B. accepts
C. gets
D. turn
The controller can ______ the aircraft amongst others by requesting the ident function from the pilot.
A. navigate
B. navigation
C. locate
D. location
N型半导体的多数载流子是( )
A. 自由电子
B. 空穴
C. 正离子
D. 负离子