题目内容

The departure briefing includes noise abatement procedure and obstacle ______ maneuver.

A. clearance
B. overcome
C. beyond
D. above

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更多问题

When briefing the departure climb, initial clearance altitude should be emphasized by reference to a _______ SID.

A. punished
B. published
C. punishment
D. publication

The pilot flying should________ the takeoff flap settings and takeoff speeds.

A. conduct
B. contact
C. confirm
D. confess

Attempting to address further emergencies could run your briefing too long to be ______.

A. efficient
B. inefficient
C. effective
D. ineffective

简述OSI参考模型各层主要功能？