名词
中文翻译：导航信号设备同义词
同义词：
['navigational equipment', 'navigational aids', 'navigational aids', 'navigational aids']
例句：
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1. The ship's navigational signal equipment is essential for safe navigation.
船舶的导航信号设备对于安全航行至关重要。
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2. The new navigational aids have greatly improved the efficiency of the navigation process.
新的导航辅助工具大大提高了导航过程的效率。
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3. The navigational equipment on board the aircraft is designed to provide accurate positioning information.
飞机上的导航设备设计用来提供准确的定位信息。