class b airspace造句

All aircraft inside Class B airspace are subject to air traffic control.
However, the TFR imposes many of the requirements of entering Class B airspace.
The airport exists below and in close proximity to ATL's Class B airspace.
After Sept . 11, the agency created " enhanced class B airspace ."
Class B airspace protects the approach and departure paths from aircraft not under air traffic control.
It's difficult to find class b airspace in a sentence. 用class b airspace造句挺难的

Class B airspace has the most stringent rules of all the airspaces in the United States.
Class B airspace corresponds to the area formerly known as a Terminal Control Area or TCA.
Pilots must also receive clearance to enter the Class B airspace but Visual Flight Rules may be used.
The clock is a mandatory reporting point for flights below Class B airspace in the Hudson River VFR corridor.
Some class B airports ( within class B airspaces ) prohibit student pilots from taking off and landing there.
This length cannot be transited, as the Queensboro end of the corridor ends inside the Class B airspace.
Despite being in the Class B airspace, aircraft following the rules of this corridor need not communicate with ATC.
All aircraft entering class B airspace must obtain ATC clearance prior to entry and must be prepared for denial of clearance.
A side view of Class B airspace resembles an upside-down wedding cake with three layers becoming bigger toward the top.
Enhanced Class B airspace above 15 other major metropolitan areas, including Washington, New York and Boston, remains under temporary flight restrictions.

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