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1.萊特兄弟

http://www.youtube.com/watch?v=PA9Vyl-S-ME&feature=related

http://www.youtube.com/watch?v=9tbdKv9YlPw&feature=related

http://www.youtube.com/watch?v=IPPJH6upJNQ&feature=related

http://www.youtube.com/watch?v=uSRkgqs6aa0&feature=related    1903年

2.飛行器的演進

http://www.youtube.com/watch?v=_jq3LZHn8mA&feature=related

http://www.youtube.com/watch?v=T5o-fhBKf8Y&feature=related

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