| 释义 |
talk-down
[f. vbl. phr. to talk down: see talk v. 9 d.]
The action or process of talking down an aircraft or a pilot. Chiefly attrib.
1946Engineering Jrnl. Apr. 233/1 It is felt that the ‘talk down’ feature will not be well received in airline work. 1948Shell Aviation News No. 123. 11/2 G.C.A. is a ‘talk down’ system and where such installations are available..no equipment in the aircraft is needed other than efficient radio telephony. 1955Times 20 June 3/5 The more complicated problems of refuelling in mid-air, baling out on to snowy tundra slopes, and landing at night by ‘talk-down’. 1959K. Henney Radio Engin. Handbk. (ed. 5) xxvi. 91 (caption) Information displayed to operators of precision indicators of GCA ‘talk-down’ radar landing system. 1963L. Deighton Horse under Water xx. 89 A Viscount came down the GCA talkdown, its white, red and green lights peep-boing the traffic pattern. |