名词短语
中文翻译：航空场标
同义词：
['airfield signature', 'airfield mark', 'airfield signature pattern']
例句：
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1. The pilot used the AM field signature to guide the plane home.
飞行员使用航空场标来引导飞机回家。
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2.The new airport had a unique AM field signature that made it stand out from other airports.
新机场拥有一个独特的航空场标，使其与其他机场区别开来。
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3.The team studied the AM field signature of the aircraft and adjusted its flight path accordingly.
团队研究了飞机的航空场标，并相应地调整了飞行路径。