| 单词 | controlled airspace |
| 释义 | > as lemmascontrolled airspace controlled airspace n. Aeronautics airspace of defined dimensions within which air traffic control regulates the movement of aircraft. ΚΠ 1955 Internat. Organization 9 545 [A recommendation] to prohibit all flights in controlled airspace between sunset and sunrise unless such flights were carried out under air traffic control from the ground. 1994 Aircraft Illustr. Apr. 50/1 Concern is expressed about the number of incidents in which aircraft operating in controlled airspace have exceeded the clearance limit allocated by Air Traffic Control. 2014 M. Garrett Encycl. Transportation III. 950 When traveling through controlled airspace, pilots..must..file a flight plan..which provides relevant information about the aircraft, planned route, and passengers. < as lemmas |
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