“landing aid”的概念、定义、翻译、参考文献-科学参考

单词	landing aid
释义	landing aid [`land·iŋ ´ād] ^NAVIGATION A lamp, searchlight, radio beacon, radar device, communicating device, or any system of such devices for aiding aircraft in an approach and landing. Also known as landing system.
随便看	coal plough coal rake Coalsack coal seam coal-sensing probe coal sizes coal split coal tar coal-tar dye coal-tar enamel coal-tar epoxy coal-tar light oil coal-tar pitch co-altitude coaming coancestry Coanda effect coarctation coarse coarse aggregate coarse fragment coarse-grained coarse roll coarse setting coarse sighting

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