Saturday, May 18, 2002

memo (Seize the moment): Helicopter.....


http://inventors.about.com/library/inventors/blhelicoptor.htm?terms=helicopter


http://aviation.about.com/


覺得自己是架直昇機...喜歡飛來飛去的...

about.com is good web site ....

Large knowledge library...
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It's fun,it's free,it's open






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