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

单词	radio approach aids
释义	radio approach aids [`rād·ē·ō ǝ`prōch ´ādz] ^NAVIGATION Equipment that uses radio or radar to furnish guidance to an aircraft with required accuracy from the time it is in the vicinity of an airfield until it reaches a position from which a landing can be made.
随便看	division division algebra division circle division modulo p division plate division ring division sign division subroutine division wall divisor divisor of zero dixenite Dixidae dizygotic twins djalmaite djave butter djerfisherite Djulfian D layer D line D-loop DM DMA dma DMB

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