ã¬ã³ã¼ããããã¦ããæã®ã¬ã³ã¼ãç¤ã¨ã¬ã³ã¼ãéãé»åé¡å¾®é¡ã§1000åã«æ¡å¤§ããåçã話é¡ã«ãã¬ã³ã¼ããããã¦ããæãé¡å¾®é¡ã§æ¡å¤§ããåç»ããã The grooves on an LP (with record stylus) as seen through an electron microscope. pic.twitter.com/PxXEWecvsT â Microscopic Images (@MicroscopePics) 2014, 8æ 2
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