2016년 3월 12일 토요일

Lockheed Martin reveals TR-X drone replacement to the U2 spy plane http://dailym.ai/1QXzj8q via @MailOnline

http://www.dailymail.co.uk/sciencetech/article-3245332/Lockheed-Martin-reveals-replacement-U2-spy-plane-TR-X-won-t-require-pilot.html

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