{"id":10433,"date":"2013-01-26T13:08:00","date_gmt":"2013-01-26T13:08:00","guid":{"rendered":"http:\/\/melotopia.net\/b\/?p=10433"},"modified":"2013-01-26T13:08:00","modified_gmt":"2013-01-26T13:08:00","slug":"%ed%81%b0%ea%b1%b0-%ec%9e%ac%ea%b8%b0-2-%eb%8b%ac%ea%b9%8c%ec%a7%80%ec%9d%98-%ea%b1%b0%eb%a6%ac","status":"publish","type":"post","link":"http:\/\/melotopia.net\/b\/?p=10433","title":{"rendered":"\ud070\uac70 \uc7ac\uae30 #2 &#8211; \ub2ec\uae4c\uc9c0\uc758 \uac70\ub9ac"},"content":{"rendered":"<div class=\"desc\">\n<div class=\"tt_article_useless_p_margin\">\n<p>\n          \uc9c0\uad6c\uc758 \ubc18\uc9c0\ub984\uc744 \uc54c\uc558\uc73c\uba74 \uadf8 \ub2e4\uc74c\uc740 \ub2ec\uae4c\uc9c0\uc758 \uac70\ub9ac\ub97c \uc54c\uc544\ubcfc \ucc28\ub840\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \ub2ec\uae4c\uc9c0 \uac70\ub9ac\ub294 \ud604\ub300\uc5d0 \uc640\uc11c\ub294 \uc544\uc8fc \uac04\ub2e8\ud788 \uc54c\uc544\ubcfc \uc218 \uc788\ub294\ub370, \ub808\uc774\uc800\ub97c \ub2ec\uc5d0 \uc3d8\uc544\uc11c \ub418\ub3cc\uc544\uc624\ub294 \uc2dc\uac04\uc744 \uc7ac\uba74 \ub41c\ub2e4.\n         <\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" \"\"=\"\" filemime=\"image\/png\" filename=\"\uadf8\ub9bc1.png\" height=\"209\" onclick=\"open_img('original\/1930E1455103C364268A58')\" src=\"image\/1930E1455103C364268A58\" style=\"\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center;\">\n          \uc18d\ub825 = \uac70\ub9ac \/ \uc2dc\uac04\n         <\/p>\n<p>\n\n<\/p>\n<p>\n          \uc6b0\ub9ac\ub294 \ube5b\uc758 \uc18d\ub825\uc774 299,792,458m\/s \uc774\ub77c\ub294 \uc0ac\uc2e4\uc744 \uc54c\uace0 \uc788\uc73c\ubbc0\ub85c, \uc2dc\uac04\ub9cc \uc815\ud655\ud788 \uc7ac\uba74 \uc9c0\uad6c\uc5d0\uc11c \ub2ec\uae4c\uc9c0\uc758 \uac70\ub9ac\ub97c \uc815\ud655\ud788 \uc54c \uc218 \uc788\ub2e4.<br \/>\n          \n<\/p>\n<p>\n<a class=\"tx-link\" href=\"http:\/\/ko.wikipedia.org\/wiki\/%EB%8B%AC_%EB%A0%88%EC%9D%B4%EC%A0%80_%EA%B1%B0%EB%A6%AC_%EC%B8%A1%EC%A0%95%EC%8B%A4%ED%97%98\" target=\"_blank\"><br \/>\n           http:\/\/en.wikipedia.org\/wiki\/Lunar_Laser_Ranging_experiment<br \/>\n          <\/a><br \/>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:399px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" \"\"=\"\" filemime=\"image\/png\" filename=\"\uadf8\ub9bc2.png\" height=\"351\" src=\"image\/2624DE405103C4CC094F50\" style=\"\" width=\"399\"\/><br \/>\n<\/span>\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n          \ubaa8\uc11c\ub9ac\uac70\uc6b8\uc758 \uc6d0\ub9ac.\n         <\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:477px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" \"\"=\"\" filemime=\"image\/jpeg\" filename=\"ALSEP_AS15-85-11468.jpg\" height=\"480\" src=\"image\/150ED2425103C6C00A6DFA\" style=\"\" width=\"477\"\/><br \/>\n<\/span>\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n          \ub4e4\uc5b4\uc628 \uacf3\uc73c\ub85c \ube5b\uc744 \ub418\ub3cc\ub824 \ubcf4\ub0b4\ub294 \uac70\uc6b8. Retro-reflector.\n         <\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n          http:\/\/en.wikipedia.org\/wiki\/Lunar_Laser_Ranging_experiment Copyright@NASA<br \/>\n          \n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n\n<\/p>\n<p>\n          \uc608\uc804\uc5d0 \ubbf8\uad6d \uc0ac\ub78c\ub4e4\uc774 \ub2ec\uc5d0 \uc5ec\ud589\uac14\uc744 \ub54c \ub450\uace0\uc628 \ubaa8\uc11c\ub9ac\uac70\uc6b8\uc774 \uc788\ub294\ub370, \uc774 \uac70\uc6b8\uc5d0 \ub808\uc774\uc800\ub97c \uc3d8\uba74 \uc3dc \uacf3\uc73c\ub85c \ub2e4\uc2dc \ub418\ub3cc\uc544\uc624\ubbc0\ub85c \uaf64 \uac15\ub825\ud55c \ub808\uc774\uc800\uc640 \uce21\uc815\uae30\ub9cc \uc788\uc73c\uba74 \ub204\uad6c\ub098 \ub2ec\uc774 \uc5bc\ub9c8\ub098 \uba40\ub9ac \ub5a8\uc5b4\uc838 \uc788\ub294\uc9c0 \uc54c \uc218 \uc788\ub2e4. \uadf8\ub9ac\uace0<br \/>\n          <a class=\"tx-link\" href=\"http:\/\/snowall.tistory.com\/3217\" target=\"_blank\"><br \/>\n           \uc55e\uc11c \uc774\uc57c\uae30\ud588\ub4ef<br \/>\n          <\/a><br \/>\n          , \uc2dc\uac04\uc740 \ub9e4\uc6b0 \uc815\ud655\ud558\uac8c \uc7b4 \uc218 \uc788\uae30 \ub54c\ubb38\uc5d0 \ub2ec\uae4c\uc9c0\uc758 \uac70\ub9ac\ub97c \ub9e4\uc6b0 \uc815\ud655\ud558\uac8c \uc54c\uc544\ub0bc \uc218 \uc788\ub2e4.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uadf8\ub7ec\ub098 \uc774 \ubc29\ubc95\uc740 \uc77c\ub2e8 \ub2ec\uc5d0 \ub2e4\ub140\uc640\uc57c \ud558\uae30 \ub54c\ubb38\uc5d0 \ub3c8\uc774 \ub9ce\uc774 \ub4e4\uc5b4\uac04\ub2e4. \uc778\uac04\uc774 \ub2ec\uc5d0 \ub2e4\ub140\uc624\uae30 \uc804\uc5d0 \ub2ec\uae4c\uc9c0\uc758 \uac70\ub9ac\ub97c \uc7ac\ub294 \ubc29\ubc95\uc740 \uc2dc\ucc28 \uce21\uc815\uc774\uc5c8\ub2e4. \uc2dc\ucc28(\u793a\u5dee)\ub294 \uc11c\ub85c \ub2e4\ub978 \ub450 \uc704\uce58\uc5d0\uc11c \ud558\ub098\uc758 \ubb3c\uccb4\ub97c \ubc14\ub77c\ubcf4\uba74, \ubb3c\uccb4\uc758 \uc704\uce58\uac00 \ubcf4\ub294 \uc704\uce58\uc5d0 \ub530\ub77c \ub2ec\ub77c \ubcf4\uc774\ub294 \ud604\uc0c1\uc774\ub2e4. \ub300\ud45c\uc801\uc73c\ub85c, \uc190\uac00\ub77d\uc744 \ub208 \uc55e\uc5d0 \uc138\uc6b0\uace0 \ubc14\ub77c\ubcf4\uba74 \uc5b4\ub514\uc5d0 \uc9d1\uc911\ud558\ub290\ub0d0\uc5d0 \ub530\ub77c \ubc30\uacbd\uc774 \ub450\uac1c\ub85c \ubcf4\uc774\ub4e0\uac00 \uc190\uac00\ub77d\uc774 \ub450\uac1c\ub85c \ubcf4\uc774\ub4e0\uac00 \ud558\ub294\ub370, \uc774\uac83\uc774 \ubc14\ub85c \uc2dc\ucc28 \ub54c\ubb38\uc5d0 \ub098\ud0c0\ub098\ub294 \ud604\uc0c1\uc774\ub2e4.\n         <\/p>\n<p>\n\n<\/p>\n<p>\n          \ub2ec\uc740 \uadf8 \ub4a4\uc5d0 \uc544\uc8fc \ub9ce\uc740 \ubcc4\ub4e4\uc744 \ubc30\uacbd\uc73c\ub85c \uae54\uace0 \uc788\ub2e4. \ub530\ub77c\uc11c, \ub3d9\uc2dc\uc5d0 \ub2ec\uc744 \ubc14\ub77c\ubcf4\ub354\ub77c\ub3c4 \uc704\uce58\uac00 \ub2e4\ub974\uba74 \uadf8 \ub4a4\uc5d0 \ubcf4\uc774\ub294 \ubcc4\ub4e4\uc758 \uc704\uce58\uac00 \ub2ec\ub77c \ubcf4\uc774\ub294\ub370 \uc774 \ub54c\uc758 \uac01\ub3c4\ub97c \uc54c\uc544\ub0b4\uba74 \ub2ec\uae4c\uc9c0 \uac70\ub9ac\ub97c \uc54c \uc218 \uc788\ub2e4.\n         <\/p>\n<p>\n<a class=\"tx-link\" href=\"http:\/\/100.daum.net\/encyclopedia\/view.do?docid=b13s2175b001\" target=\"_blank\"><br \/>\n           http:\/\/100.daum.net\/encyclopedia\/view.do?docid=b13s2175b001<br \/>\n          <\/a>\n<\/p>\n<p>\n\n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" \"\"=\"\" filemime=\"image\/png\" filename=\"\uadf8\ub9bc4.png\" height=\"315\" onclick=\"open_img('original\/244C55445103CA73394314')\" src=\"image\/244C55445103CA73394314\" style=\"\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n          \uc9c1\uc811 \ucc0d\uc740 \ub2ec \uc0ac\uc9c4.\n         <\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n\n<\/p>\n<p>\n          \ub545\uc5d0\uc11c \ubd24\uc744 \ub54c \uc5b4\ub5a4 \ucc9c\uccb4\ub97c \uc62c\ub824\ub2e4 \ubcf8 \uac01\ub3c4\ub97c \uadf8 \ucc9c\uccb4\uc758 \uace0\ub3c4\ub77c\uace0 \ud55c\ub2e4. \uc774 \uac01\ub3c4\ub97c a\ub77c\uace0 \ud558\uc790.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" \"\"=\"\" filemime=\"image\/png\" filename=\"\uadf8\ub9bc5.png\" height=\"342\" onclick=\"open_img('original\/127E443B5103D0D7300982')\" src=\"image\/127E443B5103D0D7300982\" style=\"\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<\/p>\n<p>\n          \uadf8\ub7fc, \uc9c0\uad6c\uc5d0\uc11c \ub2ec\uc744 \ubc14\ub77c\ubcf4\uba74, \uc704\uc640 \uac19\uc740 \uc0ac\uac01\ud615\uc744 \uadf8\ub9b4 \uc218 \uc788\ub2e4. \uc9c0\ud3c9\uba74\uc5d0 \ub300\ud574\uc11c \uc62c\ub824\ub2e4 \ubcf8 \uac01\ub3c4\ub97c \uc7b0 \uac83\uc774\ubbc0\ub85c a\ub294 \uc9c0\ud3c9\uba74\uacfc \ub2ec \uc0ac\uc774\uc758 \uac01\ub3c4\uac00 \ub41c\ub2e4. \uadf8\ub9ac\uace0, \uc9c0\ud3c9\uba74\uacfc \uc9c0\uad6c \uc911\uc2ec\uc5d0\uc11c \uad00\ucc30\uc790 \uc704\uce58\uae4c\uc9c0\ub294 90\ub3c4\uc758 \uac01\ub3c4\ub97c \uc774\ub8ec\ub2e4. \ub9c8\ucc2c\uac00\uc9c0\ub85c, \uc9c0\uad6c \uc800\ud3b8\uc758 \uc5b4\ub518\uac00\uc5d0\uc11c \uac19\uc740 \uad00\ucc30\uc744 \ud560 \uc218 \uc788\ub294\ub370 \uadf8\uacf3\uc5d0\uc11c \uc7b0 \ub2ec\uc758 \uace0\ub3c4\ub97c b\ub77c\uace0 \ud558\uc790. \uadf8\ub7fc \ub450 \uad00\ucc30 \uc9c0\uc810 \uc0ac\uc774\uc758 \uac01\ub3c4\ub97c c\ub77c\uace0 \ud560 \uc218 \uc788\ub2e4. c\ub294 \uc9c0\uad6c \ubc18\uc9c0\ub984\uc744 \uc54c\uace0 \uc788\uc73c\ubbc0\ub85c, a\uc9c0\uc810\uacfc b\uc9c0\uc810 \uc0ac\uc774\uc758 \uac70\ub9ac\ub97c \uc7ac\uba74 \ud638\uc640 \uc6d0\uc8fc\uac01 \uc0ac\uc774\uc758 \uad00\uacc4\ub85c\ubd80\ud130 \uac01\ub3c4\ub97c \uc5bb\uc5b4\ub0bc \uc218 \uc788\ub2e4. \uadf8\ub7fc, a, b, c, d\ub294 \uc0ac\uac01\ud615\uc744 \uc774\ub8e8\ubbc0\ub85c a+90\ub3c4+b+90\ub3c4+c+d = 360\ub3c4\uac00 \ub418\uc5b4\uc57c \ud55c\ub2e4. \uac04\ub2e8\ud55c \uc0b0\uc218\ub97c \ud1b5\ud574\uc11c, d = 180-(a+b+c) \ub77c\ub294 \uc0ac\uc2e4\uc744 \uc54c\uc544\ub0bc \uc218 \uc788\ub2e4.\n         <\/p>\n<p>\n\n<\/p>\n<p>\n          \uac01\ub3c4 d\ub97c \uc54c\uc544\ub0c8\uc73c\uba74 \uc774\uc81c \uc9c0\uad6c\uc5d0\uc11c \ub2ec\uae4c\uc9c0 \uac70\ub9ac\ub97c \uc54c\uc544\ub0bc \uc218 \uc788\ub294\ub370, \uace0\ub4f1\ud559\uad50 \ub54c \ubc30\uc6b4 \uac04\ub2e8\ud55c(!) \uc0bc\uac01\ud568\uc218 \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud574\uc11c \uc5bb\uc744 \uc218 \uc788\ub2e4.\n         <\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center; clear: none; float: none;\">\n<span class=\"imageblock\" style=\"display:inline-block;width:650px;;height:auto;max-width:100%\"><br \/>\n<img loading=\"lazy\" decoding=\"async\" \"\"=\"\" filemime=\"image\/png\" filename=\"\uadf8\ub9bc6.png\" height=\"342\" onclick=\"open_img('original\/141A063A5103D31D01D60A')\" src=\"image\/141A063A5103D31D01D60A\" style=\"\" width=\"650\"\/><br \/>\n<\/span>\n<\/p>\n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uba3c\uc800, \ub450 \uc9c0\uc810 \uc0ac\uc774\uc758 \uac70\ub9ac H\ub97c \uc54c\uc544\ub0b4\uc57c \ud55c\ub2e4. \uac04\ub2e8\ud788 \uc81c2\ucf54\uc0ac\uc778 \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud558\uba74 \ub41c\ub2e4. \uc81c2\ucf54\uc0ac\uc778 \uacf5\uc2dd\uc774 \uae30\uc5b5\ub098\uc9c0 \uc54a\uc544\ub3c4 \ubcc4\ub85c \uc0c1\uad00\uc740 \uc5c6\ub2e4. \ubaa8\ub974\ub294 \uc0ac\ub78c\uc740 \ubab0\ub77c\ub3c4 \ub418\ub2c8\uae4c \ubaa8\ub974\uace0 \uc0ac\ub294 \uac83\uc774\uace0, \uc544\ub294 \uc0ac\ub78c\uc740 \uc544\ub2c8\uae4c \ub41c \uac83\uc774\uace0.<br \/>\n          \n<\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center;\">\n<img loading=\"lazy\" decoding=\"async\" class=\"txc-formula\" height=\"26\" historydata=\"%3Cflashrichtext%20version%3D%221%22%3E%0A%20%20%3Ctextformat%20font%3D%22Dotum%22%20size%3D%2216%22%20color%3D%222236962%22%20bold%3D%22false%22%20italic%3D%22false%22%20underline%3D%22false%22%20url%3D%22%22%20target%3D%22transparent%22%20align%3D%22left%22%20leftMargin%3D%2225%22%20rightMargin%3D%2225%22%20indent%3D%220%22%20leading%3D%220%22%20blockIndent%3D%220%22%20kerning%3D%22true%22%20letterSpacing%3D%220%22%20display%3D%22block%22%3E%28H%3DR%5Csqrt%20%7B%202%281-%5Ccos%20%20%28c%29%29%20%7D%20%29%3C\/textformat%3E%0A%3C\/flashrichtext%3E%2C%0A14%2C%0A0xFFFFFF\" src=\"image\/266D513C5103D398162542\" width=\"191\"\/>\n<\/p>\n<\/p>\n<p>\n          \uc911\uc694\ud55c\uac74, \uadf8\ub807\uac8c \ud574\uc11c H\ub97c \uad6c\ud55c \ub2e4\uc74c\uc5d0, \ub2e4\uc2dc \uc81c2\ucf54\uc0ac\uc778 \uacf5\uc2dd\uc744 \uc0ac\uc6a9\ud574\uc11c D\ub97c \uc54c\uc544\ub0bc \uc218 \uc788\ub2e4\ub294 \uac83\uc774\ub2e4. \uc774 \ub54c, D\ub294 d\uc5d0\uc11c a\ub85c \uac04 \uac83\uacfc c\ub85c \uac04 \uac83\uc774 \ucc28\uc774\uac00 \uc788\uc744 \uc218 \uc788\ub294\ub370, \uc5b4\ucc28\ud53c \ud070 \ucc28\uc774\uac00 \uc5c6\uc744 \uac83\uc774\ubbc0\ub85c \ub458\uc774 \uac19\ub2e4\uace0 \uac00\uc815\ud574\ub3c4 \ub41c\ub2e4. \uadf8\ub7ec\uace0 \uc2f6\uc9c0 \uc54a\ub2e4\uba74 \uac01\ub3c4a\uc640 \uac01\ub3c4b\uac00 \uac19\uc544\uc9c0\ub294 \uc9c0\uc810\uc5d0\uc11c \uc774 \uad00\uce21\uc744 \uc218\ud589\ud558\uba74 \ub41c\ub2e4. \uc5b4\uca0c\ub4e0 \uc0bc\uac01\ud615 adb\ub294 \uc774\ub4f1\ubcc0\uc0bc\uac01\ud615\uc774\ub77c\uace0 \uce58\uc790.\n         <\/p>\n<p>\n\n<\/p>\n<p style=\"text-align: center;\">\n<img loading=\"lazy\" decoding=\"async\" class=\"txc-formula\" height=\"26\" historydata=\"%3Cflashrichtext%20version%3D%221%22%3E%0A%20%20%3Ctextformat%20font%3D%22Dotum%22%20size%3D%2216%22%20color%3D%222236962%22%20bold%3D%22false%22%20italic%3D%22false%22%20underline%3D%22false%22%20url%3D%22%22%20target%3D%22transparent%22%20align%3D%22left%22%20leftMargin%3D%2225%22%20rightMargin%3D%2225%22%20indent%3D%220%22%20leading%3D%220%22%20blockIndent%3D%220%22%20kerning%3D%22true%22%20letterSpacing%3D%220%22%20display%3D%22block%22%3E%28H%3DD%5Csqrt%20%7B%202%281-cos%28d%29%29%20%7D%20%29%3C\/textformat%3E%0A%3C\/flashrichtext%3E%2C%0A14%2C%0A0xFFFFFF\" src=\"image\/223B3E395103D44516104B\" width=\"186\"\/>\n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc774\ub807\uac8c \ub41c\ub2e4. \uadf8\ub7fc \uc6b0\ub9ac\uac00 \ud544\uc694\ud55c\uac74 D\uc77c \ubfd0 H\uac00 \uc544\ub2c8\ubbc0\ub85c, \uc704\uc758 \uacf5\uc2dd\uacfc \ud569\uce58\uace0, \uad00\ucc30\ud55c a\uc640 b\ub97c \uc774\uc6a9\ud574\uc11c \ud55c\ubc88\uc5d0 \uc4f8 \uc218 \uc788\ub2e4.\n         <\/p>\n<\/p>\n<p style=\"text-align: center;\">\n<img loading=\"lazy\" decoding=\"async\" class=\"txc-formula\" height=\"60\" historydata=\"%3Cflashrichtext%20version%3D%221%22%3E%0A%20%20%3Ctextformat%20font%3D%22Dotum%22%20size%3D%2216%22%20color%3D%222236962%22%20bold%3D%22false%22%20italic%3D%22false%22%20underline%3D%22false%22%20url%3D%22%22%20target%3D%22transparent%22%20align%3D%22left%22%20leftMargin%3D%2225%22%20rightMargin%3D%2225%22%20indent%3D%220%22%20leading%3D%220%22%20blockIndent%3D%220%22%20kerning%3D%22true%22%20letterSpacing%3D%220%22%20display%3D%22block%22%3E%28D%3D%5Csqrt%20%7B%202%20%7D%20R%5Csqrt%20%7B%20%5Cfrac%20%7B%201-%5Ccos%20%20%28c%29%20%7D%7B%201+%5Ccos%20%20%28a+b+c%29%20%7D%20%20%7D%20%29%3C\/textformat%3E%0A%3C\/flashrichtext%3E%2C%0A14%2C%0A0xFFFFFF\" src=\"image\/214D87335103D501052039\" width=\"276\"\/>\n<\/p>\n<\/p>\n<p>\n\n<\/p>\n<p>\n          \uc774\ub807\uac8c \ud574\uc11c, \uc6b0\ub9ac\ub294 \ub2ec\uc774 \uc5bc\ub9c8\ub098 \ub192\uc774 \ub5b4\ub098 \uad00\ucc30\ud558\ub294 \uac83 \ub9cc\uc73c\ub85c \ub2ec\uc774 \uc5bc\ub9c8\ub098 \uba40\ub9ac \uc788\ub098 \uc54c\uc544\ub0bc \uc218 \uc788\ub2e4.<br \/>\n          \n<\/p>\n<div style=\"width:100%;margin-top:30px;clear:both;height:30px\">\n<div style=\"width:31px;float:left;\">\n<a href=\"\/toolbar\/popup\/abuseReport\/?entryId=3271\" onclick=\"window.open(this.href, 'tistoryThisBlogPopup', 'width=550, height=510, toolbar=no, menubar=no, status=no, scrollbars=no'); return false;\"><br \/>\n<img data-recalc-dims=\"1\" decoding=\"async\" alt=\"\uc2e0\uace0\" src=\"https:\/\/i0.wp.com\/t1.daumcdn.net\/tistory_admin\/static\/ico\/ico_spam_report.png\" style=\"border:0\"\/><br \/>\n<\/a>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\uc9c0\uad6c\uc758 \ubc18\uc9c0\ub984\uc744 \uc54c\uc558\uc73c\uba74 \uadf8 \ub2e4\uc74c\uc740 \ub2ec\uae4c\uc9c0\uc758 \uac70\ub9ac\ub97c \uc54c\uc544\ubcfc \ucc28\ub840\ub2e4. \ub2ec\uae4c\uc9c0 \uac70\ub9ac\ub294 \ud604\ub300\uc5d0 \uc640\uc11c\ub294 \uc544\uc8fc \uac04\ub2e8\ud788 \uc54c\uc544\ubcfc \uc218 \uc788\ub294\ub370, \ub808\uc774\uc800\ub97c \ub2ec\uc5d0 \uc3d8\uc544\uc11c \ub418\ub3cc\uc544\uc624\ub294 \uc2dc\uac04\uc744 \uc7ac\uba74 \ub41c\ub2e4. \uc18d\ub825 = \uac70\ub9ac \/ \uc2dc\uac04 \uc6b0\ub9ac\ub294 \ube5b\uc758 \uc18d\ub825\uc774 299,792,458m\/s \uc774\ub77c\ub294 \uc0ac\uc2e4\uc744 \uc54c\uace0 \uc788\uc73c\ubbc0\ub85c, \uc2dc\uac04\ub9cc \uc815\ud655\ud788 \uc7ac\uba74 \uc9c0\uad6c\uc5d0\uc11c \ub2ec\uae4c\uc9c0\uc758 \uac70\ub9ac\ub97c \uc815\ud655\ud788 \uc54c \uc218 \uc788\ub2e4. http:\/\/en.wikipedia.org\/wiki\/Lunar_Laser_Ranging_experiment \ubaa8\uc11c\ub9ac\uac70\uc6b8\uc758 \uc6d0\ub9ac. \ub4e4\uc5b4\uc628 \uacf3\uc73c\ub85c \ube5b\uc744 \ub418\ub3cc\ub824 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_crdt_document":"","_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[2],"tags":[],"class_list":["post-10433","post","type-post","status-publish","format-standard","hentry","category-academic"],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8o6gA-2Ih","jetpack-related-posts":[],"jetpack_likes_enabled":true,"_links":{"self":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/10433","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=10433"}],"version-history":[{"count":0,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=\/wp\/v2\/posts\/10433\/revisions"}],"wp:attachment":[{"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=10433"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=10433"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/melotopia.net\/b\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=10433"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}