| 单词 | instrument rating |
| 释义 | > as lemmasinstrument rating instrument rating n. a qualification which allows a pilot to fly an aircraft in conditions of reduced external visibility, depending primarily on navigational instruments rather than on direct visual observation. ΚΠ 1936 N.Y. Times 19 Apr. x. 5/2 Inadequately trained pilots should be prohibited from the airways when conditions require skilled instrument training. (A special instrument rating is contemplated.) 1970 Times 17 July 4/7 Mr. Howe was fined £10 with £30 costs for flying over London below 1,000ft.; £10 for having no instrument rating;..and £10 for not showing proper registration marks. 2012 J. Graves Bluegrass Bluesman v. 51 He didn't like to fly at night until he got his instrument rating, and he didn't have radar on that plane. instrument rating b. attributive, with reference to the action of flying an aircraft while depending primarily on the aircraft's navigational instruments rather than on direct visual observation, as instrument approach, instrument flight, instrument flying, instrument landing (system), instrument rating, instrument weather, etc. Cf. blind adj. 1j.See also instrument conditions n. at Compounds 2, instrument runway n. at Compounds 2. ΘΚΠ society > travel > air or space travel > action of flying (in) aircraft > navigation of course of aircraft > [noun] > by instruments blind-flying1919 instrument flying1924 inertial system1952 inertial navigation1954 inertial guidance1955 society > travel > air or space travel > action of flying (in) aircraft > specific flying operations or procedures > [adjective] > automatically controlled hands off1860 instrument1924 society > travel > air or space travel > action of flying (in) aircraft > specific flying operations or procedures > [adjective] > relating to landing by instruments blind landing1919 instrument1924 society > travel > air or space travel > action of flying (in) aircraft > specific flying operations or procedures > [noun] > landing > by instruments or automatic automatic landing1910 instrument landing (system)1942 society > travel > air or space travel > action of flying (in) aircraft > specific flying operations or procedures > [noun] > sudden rapid descent > descent prior to landing > landing approach > types of blind approach1936 power approach1938 missed approach1951 instrument approach1957 society > travel > air or space travel > [noun] > a flight through air or space > other types of flight night flight1830 solo1911 mercy flight1933 cross-country1948 general aviation1952 free flight1954 GA1974 instrument flight1988 1924 Aviation 26 May 563/2 Flying in a fog..means contour work and it means ‘instrument flying’. 1938 N.Y. Times 25 Sept. x. xx5/1 An example of the importance of instrument rating is the fact that military and naval pilots without it are not cleared from one point to another if any part of the route is classified as ‘instrument weather’. 1942 J. B. Hoag Basic Radio xxxiv. 288 At certain airports, a radio wave is transmitted..to provide a glider path for ‘blind’ or instrument landing. 1957 Encycl. Brit. I. 230/1 During World War II another system was developed for instrument approaches. This..used a talk-down technique. 1988 Safe Skies Tomorrow (U.S. Congress) v. 99/2 Air carrier pilots fly primarily under instrument flight rules (IFR). 2003 New Yorker 9 June 75/1 During the transition to instrument flight you were a little sloppy with your tracking. 2011 M. S. Nolan Fund. Air Traffic Control (ed. 5) ii. 137 What are the basic principles of the instrument landing system? < as lemmas |
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