é 延ï¼ã¬ã¤ãã³ã·ï¼ã¨ã¯ãªã«ãï¼ - ã¯ã¦ãªãã¤ã³ãï¼ä¸ã使ãåãã¾ã§æ»ãªãªãæ¥è¨ ãã®è¨äºã«æã¦ããªããããã¼ãªãã¨ãæ¸ãã¦ãã£ã¦ãããçã£åããä¿¡ããããã¨å¤§å¤è¿·æãªã®ã§ããã¨ç´°ãã«çé¢ç®ã«æ¸ããã¨ã«ããã â¦â¦ã¤ããã ã£ããããªããæã¦ããªãããã©ããããªã£ãã®ã§ãããã¼ã«æ¸ãæ£ãããã¨ã«ããã大å¦ã®æç§æ¸ã«ãã®ã¸ã詳ããã®ããããã§ããã£ãã®ã«ãè¦ä»ãããã¼ããã©ããã£ããã ã ä¿¡å·ã®ä¼éé度ã«ã¤ã㦠ã¾ãå é度 3.0*10^8 m/s ã¨ããã®ã¯ç空ä¸ã®å¤*1ã§ãã£ã¦ãå ãã¡ã¤ããé»ç·ã®ä¿¡å·ä¼éé度ã¯ãã£ã¨é ããä¸è¬çã«ã¯å ãã¡ã¤ãã 2.0*10^8 m/s ç¨åº¦ã¨ãè¨ããã¦ãã¦ãé»ç·ã«ã¤ãã¦ãã¢ãã«ãã£ã¦ããããããã詳ããã¯æ³¢é·ç縮çã¨ãã®åèªã§ã°ã°ãããã£ããã¨ã§ã30ä¸ããã¨ãæ¥ãããããã¨ã¯è¨ããªã ã¾ãã©ããªè·é¢ã®é½å¸éã§ãç´æ¥æ¥ç¶ã§ããããã§ã¯ãªãã500kmãã
{{#tags}}- {{label}}
{{/tags}}