词汇与结构Once ____ on an approach, the Autoland system or pilot will follow the ILS and descend along the glideslope, until the Decision Altitude is reached.
A. intercepted
B. built
C. flew
D. established
查看答案
词汇与结构From the Decision Altitude, the pilot will either try the same approach again or ____ to another airport.
A. divert
B. backtrack
C. turn
D. deviate
词汇与结构We can execute a ____ if the visibility is below the minima required to execute a safe landing.
A. missed approach
B. landing
C. diversion
D. detour
词汇与结构It also allows instrument approaches to be made procedurally at airports where air traffic control does not use ____or in the case of ____ failure.
A. radio
B. communication
C. electricity
D. radar
词汇与结构When aircraft are under radar control, air traffic controllers may replace some or all of these phases of the approach with radar____.
A. guidance
B. services
C. vectors
D. controls