ã¬ã´ã§æãè¨ããã·ã³ãä½ã£ãã æ¯ãåã®çææ§ 16ä¸ç´ãã¬ãªã¬ãªã»ã¬ãªã¬ã¤ãçºè¦ã ãã¥ã¼ã«ãã¨ã³ éåã«ããå§¿å¢å·®ãè§£æ¶ããã 200å¹´åãæè¨å¸«ã¢ãã©ã¢ã³ã»ã«ã¤ã»ãã¬ã²ãçºæã ãã³ãã³åç»ç http://www.nicovideo.jp/watch/sm25316573 Made a machine that measures time with LEGO bricks. Isochronous pendulum Discovered by Galileo Galilei in the 16th century. Tourbillon Eliminates position difference due to gravity. Invented 200 years ago by the watchmaker Abraham-Louis Breguet.


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