首页 > Term: transponder
transponder
A device on an airliner which sends out signal allowing air traffic controllers to track an airplane. Transponders were disabled in some of the planes hijacked September 11, 2001.
- 词性: noun
- 行业/领域: 法律实施; 军事
- 类别 恐怖主义
- Organization: 11-Sept.Org
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创建者
- john.wj
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