“approach visibility”的概念、定义、翻译、参考文献-科学参考

单词	approach visibility
释义	approach visibility [ǝ`prōch ´viz·ǝ`bil·ǝd·ē] ^NAVIGATION The distance from which a pilot on the instrument approach glide path can see landing aids at the runway threshold. Also known as slant visibility.
随便看	Jacob's ladder Jacobsoniidae Jacobson radical Jacobson's cartilage Jacobson's organ Jacob's staff Jacobs taper jacquard Jacquemart's reagent jacupirangite Jadassohn's nevus jade jadeite jadeitite jadestone Jaeger method Jaeger-Steinwehr method jaff jag bolt jaguar Jahn-Teller effect jalap jalousie jam Jamaica bayberry

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