单词 | area navigation |
释义 | > as lemmasarea navigation area navigation n. a method of navigation which enables an aircraft to follow any course within a network of fixed points relative to which its position can be determined, rather than having to navigate a course directly from one such fixed point to another; navigation by this means. ΚΠ 1962 Flying Dec. 34/2 The unit is..a pictorial course line computer, and to appreciate it the pilot must think in terms of ‘area navigation’. 1970 Guardian 3 Mar. 12/8 Decca had a long and bitter fight to establish its sophisticated area navigation system in the United States. 2001 G. R. A. Sandell in C. R. Spitzer Digital Avionics Handbk. xxxi. 9 To provide the accuracy necessary for the area navigation required in today's airspace system..radio updating is necessary. < as lemmas |
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