| 单词 | star tracking |
| 释义 | > as lemmasstar tracking star tracking n. the action of automatically establishing and maintaining an orientation relative to a star; frequently attributive; cf. star tracker n. ΘΚΠ society > travel > air or space travel > space flight > [noun] > specific manoeuvres or operations star tracking1947 rendezvous1951 probing1958 spin-stabilization1961 link-up1965 undocking1966 1947 Sky & Telescope June 6/3 While automatic star-tracking equipment of the type employed on telescopes could be used, the principal problem lies in devising some kind of stable platform to be used as an artificial horizon. 1949 N.Y. Times 10 June 51/6 Missile guidance by automatic star tracking and the commercial possibilities of pilotless aircraft were discussed today. 1964 Discovery Oct. 7/3 A star-tracking ability can readily be developed from the same system. 2001 M. Cassutt Red Moon xlv. 318 Zond 5 had suffered its first failure, the all-too-familiar inability of the star-tracking system to orient itself. < as lemmas |
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