プロペラが壊れても頑張ってソフトランディングするドローン http://www.engadget.com/2013/12/08/quadrocopter-drone-recovers-from-failures/?ncid=rss_truncated …
You can add location information to your Tweets, such as your city or precise location, from the web and via third-party applications. You always have the option to delete your Tweet location history. Learn more
プロペラが壊れても頑張ってソフトランディングするドローン http://www.engadget.com/2013/12/08/quadrocopter-drone-recovers-from-failures/?ncid=rss_truncated …