“microwave landing system”的概念、定义、翻译、参考文献-科学参考

单词	microwave landing system
释义	microwave landing system Encyclopedia 工学无线电时间导航释 microwave landing system; MLS微波着陆系统工作于微波频段，采用时间式无线电导航测角和询问/回答式双程脉冲测距原理，为飞机提供相对于跑道的方位、仰角、距离信息，以飞机上导出引导数据形式实现飞机主动着陆的无线电导航系统。
随便看	approaching system approach speed approach surveillance radar approach to moral education approach to translation criticism AP projection appropriable quasi rent appropriate adult participation system appropriate exposure appropriate harvest time of forage appropriate health technology appropriate level of sanitary or phytosanitary protection appropriate period for rodent control appropriate scale of agricultural land management appropriate technology approval-based security issuance system approval plan approval system approval system for processing of agricultural genetically modified organisms approved lists of bacterial names approximability approximable approximable function approximable group approximable mapping

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