名词
中文翻译：无方向导航信标系统
同义词：
['non-directional navigation aid', 'non-directional navigation aid system']
例句：
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1. The new navigation aid system has greatly improved our navigation accuracy.
新的导航辅助系统大大提高了我们的导航准确性。
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2.The company's new non-directional navigation aid system is expected to reduce navigation errors by up to 30%.
该公司的新款无方向导航辅助系统预计将减少导航错误高达30%。
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3.The new non-directional navigation aid system will be available for public use in the next month.
新款无方向导航辅助系统将于下个月对公众开放使用。