{"id":1478,"date":"2025-03-21T03:13:13","date_gmt":"2025-03-21T03:13:13","guid":{"rendered":"https:\/\/nbaem.com\/?p=1478"},"modified":"2025-03-21T03:13:13","modified_gmt":"2025-03-21T03:13:13","slug":"quality-of-neodymium-magnets","status":"publish","type":"post","link":"https:\/\/nbaem.com\/ko\/quality-of-neodymium-magnets\/","title":{"rendered":"\ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc758 \ud488\uc9c8"},"content":{"rendered":"

\ub124\uc624\ub514\ubbb4 \uc790\uc11d<\/span><\/a> \ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc740 \uac15\ud558\uace0 \uc791\uc73c\uba70 \uc800\ub834\ud558\uae30 \ub54c\ubb38\uc5d0 \ub2e4\uc591\ud55c \uc0b0\uc5c5 \ubd84\uc57c\uc5d0\uc11c \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \uc81c\uc870\ud558\ub294 \uc81c\ud488\uc5d0 \uc801\ud569\ud55c \uc790\uc11d\uc778\uc9c0 \ud655\uc778\ud558\ub294 \uac83\uc774 \uc911\uc694\ud569\ub2c8\ub2e4. \uc88b\uc740 \ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc778\uc9c0 \ud655\uc778\ud558\uae30 \uc704\ud574 \uba87 \uac00\uc9c0\ub97c \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4. \uc131\ub2a5 \ud2b9\uc131, \uc678\uad00, \uc81c\uc870 \ubc29\uc2dd\uc744 \uc0b4\ud3b4\ubd10\uc57c \ud569\ub2c8\ub2e4.<\/strong><\/p>\n

\"\uc790\uc11d<\/strong><\/p>\n

\uc131\ub2a5<\/span><\/strong><\/h2>\n

\uac00\uc7a5 \uba3c\uc800 \ud655\uc778\ud574\uc57c \ud560 \uac83\uc740 \ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc758 \uc131\ub2a5\uc785\ub2c8\ub2e4. \ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc5d0\ub294 N35\uc5d0\uc11c N52\uae4c\uc9c0 \ub2e4\uc591\ud55c \ub4f1\uae09\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uc22b\uc790\uac00 \ub192\uc744\uc218\ub85d \uc790\uc11d\uc740 \ub354 \uac15\ub825\ud574\uc9c0\uace0 \ub354 \ube44\uc2f8\uc9d1\ub2c8\ub2e4. \ud558\uc9c0\ub9cc \ub4f1\uae09\uc774 \ub192\ub2e4\uace0 \ud574\uc11c \ubb34\uc870\uac74 \uadc0\ud558\uc758 \uc6a9\ub3c4\uc5d0 \ub354 \uc88b\uc740 \uc790\uc11d\uc740 \uc544\ub2d9\ub2c8\ub2e4. \uc790\uc11d\uc774 \uc5b4\ub5a4 \uc5ed\ud560\uc744 \ud558\uae30\ub97c \uc6d0\ud558\ub294\uc9c0 \uc54c\uc544\uc57c \ud569\ub2c8\ub2e4. \uace0\uc628 \ud658\uacbd\uc5d0\uc11c \uc791\ub3d9\ud574\uc57c \ud558\ub294 \uc790\uc11d\uc774 \ud544\uc694\ud558\ub2e4\uba74 \uace0\uc628\uc5d0\uc11c \ub354 \uc798 \uc791\ub3d9\ud558\ub294 \uc790\uc11d\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4. \uc791\uc740 \uc804\uc790 \uc7a5\uce58\uc5d0 \uc0ac\uc6a9\ub420 \uc790\uc11d\uc774 \ud544\uc694\ud558\ub2e4\uba74 \ub354 \uc791\uace0 \ub354 \uac15\ud55c \uc790\uae30\uc7a5\uc744 \uac00\uc9c4 \uc790\uc11d\uc774 \ud544\uc694\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/strong><\/p>\n

\ud560 \uc218 \uc788\ub294 \ud55c \uac00\uc9c0 \ud14c\uc2a4\ud2b8\ub294 \uac00\uc6b0\uc2a4 \ubbf8\ud130\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc790\uc11d\uc758 \uac15\ub3c4\ub97c \uce21\uc815\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uce21\uc815\ud55c \uac15\ub3c4\ub97c \uc790\uc11d \uc81c\uc870\uc5c5\uccb4\uc5d0\uc11c \uc81c\uacf5\ud558\ub294 \ud45c\uc900\ud654\ub41c \uc0d8\ud50c \ub370\uc774\ud130\uc640 \ube44\uad50\ud558\uc2ed\uc2dc\uc624.<\/strong><\/p>\n

\ub2e4\uc74c\uc73c\ub85c \ud655\uc778\ud574\uc57c \ud560 \uac83\uc740 \uc790\uc11d\uc758 \uc7ac\ub8cc \uad6c\uc131\uc785\ub2c8\ub2e4. \uc790\uc11d\uc758 \ub124\uc624\ub514\ubbb4, \ucca0, \ubd95\uc18c\uc758 \ube44\uc728\uc740 \uc790\uae30\uc7a5\uc758 \uac15\ub3c4\ub97c \uacb0\uc815\ud569\ub2c8\ub2e4. \uc790\uc11d\uc774 \ub9cc\ub4e4\uc5b4\uc9c4 \ubc29\uc2dd \ub610\ud55c \uc790\uae30\uc7a5\uc758 \uac15\ub3c4\uc5d0 \uc601\ud5a5\uc744 \ubbf8\uce69\ub2c8\ub2e4. \ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc744 \ub9cc\ub4dc\ub294 \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ubc29\ubc95\uc740 \uc18c\uacb0, \ubcf8\ub529, \uc6a9\uc735\uc785\ub2c8\ub2e4. \uc88b\uc740 \ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc744 \ud655\ubcf4\ud558\ub824\uba74 \uc6b0\uc218\ud55c \ud488\uc9c8 \uad00\ub9ac\ub97c \uac16\ucd98 \ud68c\uc0ac\uc5d0\uc11c \uc790\uc11d\uc744 \uad6c\ub9e4\ud574\uc57c \ud569\ub2c8\ub2e4.<\/strong><\/p>\n

 <\/p>\n

\uc678\uad00<\/strong><\/span><\/h2>\n

\ub2e4\uc74c\uc73c\ub85c \ud655\uc778\ud574\uc57c \ud560 \uac83\uc740 \ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc758 \uc678\uad00\uc785\ub2c8\ub2e4. \uade0\uc5f4, \uce69, \uc790\uc11d\uc758 \ubaa8\uc591\uc744 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4. \uc790\uc11d\uc740 \ud45c\uba74 \ub9c8\uac10 \ub610\ub294 \ucf54\ud305\uc758 \uacb0\ud568\uc5d0 \ub300\ud574 \uc721\uc548\uc73c\ub85c \uac80\uc0ac\ub429\ub2c8\ub2e4. \ub3c4\uae08 \ubd80\ucc29 \ud14c\uc2a4\ud2b8\ub97c \uac70\uce69\ub2c8\ub2e4. \ub0b4\uc2dd\uc131 \ud14c\uc2a4\ud2b8\ub97c \uac70\uce69\ub2c8\ub2e4. \uc18c\uae08\ubb3c \uc2a4\ud504\ub808\uc774 \ubc0f \uc2b5\ub3c4 \ucc54\ubc84\uc5d0 \ub123\uc5b4 \ucf54\ud305\uc774 \uc790\uc11d\uc5d0 \uc798 \uc720\uc9c0\ub418\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/strong><\/p>\n

\ub610\ud55c \uc790\uc11d\uc758 \ud06c\uae30\ub97c \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4. \uc790\uc11d\uc758 \ud06c\uae30\uc640 \ubaa8\uc591\uc740 \uc790\uc11d\uc744 \ub193\uc744 \uc7a5\uc18c\uc5d0 \ub9de\uc544\uc57c \ud558\ubbc0\ub85c \uc911\uc694\ud569\ub2c8\ub2e4. \uc81c\uc870\uc5c5\uccb4\ub294 \uce98\ub9ac\ud37c, \ub9c8\uc774\ud06c\ub85c\ubbf8\ud130 \ub610\ub294 \uc88c\ud45c \uce21\uc815\uae30(CMM)\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc790\uc11d\uc758 \ud06c\uae30\ub97c \uce21\uc815\ud569\ub2c8\ub2e4. \uc790\uc11d\uc744 \ub193\uc744 \uc7a5\uc18c\uc5d0 \uc81c\ub300\ub85c \ub9de\ub294\uc9c0 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/strong><\/p>\n

<\/p>\n

<\/strong>\uc790\uae30 \ud2b9\uc131<\/strong><\/h2>\n

\"\ub124\uc624\ub514\ubbb4<\/p>\n

\uc138 \ubc88\uc9f8\ub85c \ud655\uc778\ud574\uc57c \ud560 \uac83\uc740 \uc790\uc11d\uc758 \uc790\uae30 \uac15\ub3c4\uc785\ub2c8\ub2e4. \uc790\uc11d\uc774 \uc5bc\ub9c8\ub098 \uac15\ub825\ud55c\uc9c0 \ud30c\uc545\ud558\ub294 \ub370 \uc0ac\uc6a9\ud560 \uc218 \uc788\ub294 \uba87 \uac00\uc9c0 \ub2e4\ub978 \uce21\uc815\uac12\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \uc138 \uac00\uc9c0 \uce21\uc815\uac12\uc740 \uc794\ub958 \uc790\uae30(Br), \ubcf4\uc790\ub825(Hc), \ucd5c\ub300 \uc5d0\ub108\uc9c0 \uc801(BHmax)\uc785\ub2c8\ub2e4.<\/strong><\/p>\n

\uc794\ub958 \uc790\uae30(Br)\ub294 \uc790\uae30\uc7a5\uc5d0\uc11c \uc790\uc11d\uc744 \uaebc\ub0b8 \ud6c4 \uc790\uc11d\uc5d0 \ub0a8\uc544 \uc788\ub294 \uc790\uc131\uc758 \uc591\uc785\ub2c8\ub2e4.<\/strong><\/p>\n

\ubcf4\uc790\ub825(Hc)\uc740 \uc790\uc11d\uc5d0\uc11c \uc790\uc131\uc744 \uc81c\uac70\ud558\uae30 \uc5b4\ub824\uc6b4 \uc815\ub3c4\ub97c \uce21\uc815\ud558\ub294 \uac83\uc785\ub2c8\ub2e4.<\/strong><\/p>\n

\ucd5c\ub300 \uc5d0\ub108\uc9c0 \uc801(BHmax)\uc740 \uc790\uc11d\uc774 \uc800\uc7a5\ud560 \uc218 \uc788\ub294 \uc790\uae30 \uc5d0\ub108\uc9c0\uc758 \uc591\uc785\ub2c8\ub2e4. \uac15\ub825\ud55c \uc790\uc11d\uc774 \ud544\uc694\ud560 \ub54c\ub294 \ub192\uc740 BHmax\uac00 \uc911\uc694\ud569\ub2c8\ub2e4.<\/strong><\/p>\n

\uc81c\uc870\uc5c5\uccb4\ub294 \uc9c4\ub3d9 \uc2dc\ub8cc \uc790\ub825\uacc4(VSM) \ubc0f \ud22c\uc790\uc728\uacc4\uc640 \uac19\uc740 \ub3c4\uad6c\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc774\ub7ec\ud55c \ud2b9\uc131\uc744 \uce21\uc815\ud569\ub2c8\ub2e4. \uc790\uc11d\uc744 \uc774 \uae30\uacc4\uc5d0 \ub123\uace0 \uc5ec\ub7ec \ud14c\uc2a4\ud2b8\ub97c \uc2e4\ud589\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \ud14c\uc2a4\ud2b8\ub294 \ud788\uc2a4\ud14c\ub9ac\uc2dc\uc2a4 \uace1\uc120\uc744 \uc0dd\uc131\ud569\ub2c8\ub2e4.<\/strong><\/p>\n

\ud560 \uc218 \uc788\ub294 \ub610 \ub2e4\ub978 \ud14c\uc2a4\ud2b8\ub294 \uc778\uc7a5\ub825 \ud14c\uc2a4\ud2b8\uc785\ub2c8\ub2e4. \uc790\uc11d\uc744 \uae30\uacc4\uc5d0 \ub123\uc5b4 \uc790\uc11d\uc744 \ubb3c\uccb4\uc5d0\uc11c \ub5bc\uc5b4\ub0b4\uac70\ub098 \ubb3c\uccb4\uc5d0 \uc790\uc11d\uc744 \uace0\uc815\ud558\ub294 \ub370 \ud544\uc694\ud55c \ud798\uc774 \uc5bc\ub9c8\ub098 \ub418\ub294\uc9c0 \uce21\uc815\ud569\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\ub294 \uadc0\ud558\uc758 \uc6a9\ub3c4\uc5d0\uc11c \uc790\uc11d\uc774 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud560\uc9c0 \uc54c\ub824\uc90d\ub2c8\ub2e4.<\/strong><\/p>\n

\ud560 \uc218 \uc788\ub294 \ub610 \ub2e4\ub978 \ud14c\uc2a4\ud2b8\ub294 \uac00\uc6b0\uc2a4 \ubbf8\ud130\ub97c \uc0ac\uc6a9\ud558\ub294 \uac83\uc785\ub2c8\ub2e4. \uac00\uc6b0\uc2a4 \ubbf8\ud130\ub294 \uc790\uc11d\uc758 \uc790\uae30\uc7a5 \uac15\ub3c4\ub97c \uce21\uc815\ud569\ub2c8\ub2e4. \uc774 \ud14c\uc2a4\ud2b8\ub294 \uc790\uc11d\uc758 \uc790\uae30\uc7a5 \ubd84\ud3ec\uc640 \uc790\uc11d\uc774 \uc5bc\ub9c8\ub098 \uac15\ud55c\uc9c0\uc5d0 \ub300\ud574 \uc54c\ub824\uc90d\ub2c8\ub2e4.<\/strong><\/p>\n

 <\/p>\n

\ucf54\ud305<\/strong><\/span><\/h2>\n

\ub2e4\uc74c\uc73c\ub85c \ud655\uc778\ud574\uc57c \ud560 \uac83\uc740 \uc790\uc11d\uc758 \ucf54\ud305\uc785\ub2c8\ub2e4. \ucf54\ud305\uc740 \uc790\uc11d\uc744 \ubd80\uc2dd\uacfc \ub9c8\ubaa8\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\uae30 \uc704\ud574 \uc790\uc11d\uc5d0 \uc50c\uc6cc\uc9d1\ub2c8\ub2e4. \ucf54\ud305\uc774 \uc790\uc11d\uc5d0 \uc798 \uc720\uc9c0\ub418\ub294\uc9c0 \ud655\uc778\ud574\uc57c \ud569\ub2c8\ub2e4.<\/strong><\/p>\n

\uc81c\uc870\uc5c5\uccb4\ub294 \ucf54\ud305\uc774 \uc790\uc11d\uc5d0 \uc798 \uc720\uc9c0\ub418\ub294\uc9c0 \ud655\uc778\ud558\uae30 \uc704\ud574 \uc790\uc11d\uc758 \ucf54\ud305\uc744 \ud14c\uc2a4\ud2b8\ud569\ub2c8\ub2e4. \ucf54\ud305\uc774 \uc790\uc11d\uc5d0 \uc798 \uc720\uc9c0\ub418\ub294\uc9c0 \ud655\uc778\ud558\uae30 \uc704\ud574 \ud14c\uc774\ud504 \ud14c\uc2a4\ud2b8 \ub610\ub294 \uc2a4\ud06c\ub798\uce58 \ud14c\uc2a4\ud2b8\ub97c \uc0ac\uc6a9\ud569\ub2c8\ub2e4.<\/strong><\/p>\n

\ub610\ud55c \ucf54\ud305\uc774 \uc790\uc11d\uc744 \ub179\uc73c\ub85c\ubd80\ud130 \ubcf4\ud638\ud558\ub294\uc9c0 \ud14c\uc2a4\ud2b8\ud569\ub2c8\ub2e4. \uc18c\uae08\ubb3c \uc2a4\ud504\ub808\uc774 \ubc0f \uc2b5\ub3c4 \ucc54\ubc84\uc5d0 \uc790\uc11d\uc744 \ub123\uc5b4 \ucf54\ud305\uc774 \uc790\uc11d\uc758 \ub179\uc744 \ubc29\uc9c0\ud558\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/strong><\/p>\n

 <\/p>\n

\uc628\ub3c4<\/strong><\/span><\/h2>\n

\ub2e4\uc74c\uc73c\ub85c \ud655\uc778\ud574\uc57c \ud560 \uac83\uc740 \uace0\uc628\uc5d0\uc11c \uc790\uc11d\uc774 \uc5b4\ub5bb\uac8c \uc791\ub3d9\ud560\uc9c0\uc785\ub2c8\ub2e4. \ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc740 \uace0\uc628\uc5d0 \ubbfc\uac10\ud569\ub2c8\ub2e4. \uc790\uc11d\uc744 \uace0\uc628\uc5d0 \ub178\ucd9c\ud558\uba74 \uc790\uae30 \uac15\ub3c4\uc758 \uc77c\ubd80\ub97c \uc783\uac8c \ub429\ub2c8\ub2e4.<\/strong><\/p>\n

\uc81c\uc870\uc5c5\uccb4\ub4e4\uc740 \uc790\uc11d\uc774 \uace0\uc628\uc5d0\uc11c \uc5b4\ub5bb\uac8c \uc131\ub2a5\uc744 \ubc1c\ud718\ud558\ub294\uc9c0 \ud14c\uc2a4\ud2b8\ud569\ub2c8\ub2e4. \uadf8\ub4e4\uc740 \uc5f4 \uc21c\ud658(thermal cycling)\uc774\ub77c\ub294 \ud14c\uc2a4\ud2b8\ub97c \uc218\ud589\ud569\ub2c8\ub2e4. \uc790\uc11d\uc744 \uc624\ube10\uc5d0 \ub123\uace0 \uc77c\uc815 \uc628\ub3c4\uae4c\uc9c0 \uac00\uc5f4\ud55c \ud6c4, \ub0c9\uac01\ud558\uc5ec \uc790\uc11d\uc774 \uc790\uae30\ub825\uc744 \uc783\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4. \ub610\ud55c \uc5f4 \ucda9\uaca9(thermal shock) \ud14c\uc2a4\ud2b8\ub3c4 \uc218\ud589\ud558\ub294\ub370, \uc790\uc11d\uc744 \ub0c9\ub3d9 \ucc54\ubc84\uc5d0 \ub123\uc5b4 \uc77c\uc815 \uc628\ub3c4\uae4c\uc9c0 \ub0c9\uac01\uc2dc\ud0a4\uace0, \uc774\ud6c4 \ub728\uac70\uc6b4 \ucc54\ubc84\uc5d0 \ub123\uc5b4 \ub2e4\uc2dc \uac00\uc5f4\ud558\ub294 \uacfc\uc815\uc744 \uc5ec\ub7ec \ubc88 \ubc18\ubcf5\ud558\uc5ec \uc790\uc11d\uc774 \uc790\uae30\ub825\uc744 \uc783\ub294\uc9c0 \ud655\uc778\ud569\ub2c8\ub2e4.<\/strong><\/p>\n

\uace0\uc628\uc5d0\uc11c \uc790\uc11d\uc758 \uc131\ub2a5\uc744 \ud655\uc778\ud560 \uc218 \uc788\ub294 \ub450 \uac00\uc9c0 \ubc29\ubc95\uc774 \uc788\uc2b5\ub2c8\ub2e4. \uccab \ubc88\uc9f8\ub294 \uc628\ub3c4 \uacc4\uc218(temperature coefficients)\uc785\ub2c8\ub2e4. \uc628\ub3c4 \uacc4\uc218\ub294 \uace0\uc628\uc5d0 \ub178\ucd9c\ub420 \ub54c \uc790\uc11d\uc774 \uc790\uae30\ub825\uc744 \uc5bc\ub9c8\ub098 \uc783\ub294\uc9c0 \uc54c\ub824\uc90d\ub2c8\ub2e4.<\/strong><\/p>\n

 <\/p>\n

\uc801\ud569\uc131<\/strong><\/span><\/h2>\n

\ub9c8\uc9c0\ub9c9\uc73c\ub85c \ud655\uc778\ud574\uc57c \ud560 \uac83\uc740 \ub124\uc624\ub514\ubbb4 \uc790\uc11d\uc758 \uc801\ud569\uc131\uc785\ub2c8\ub2e4. \ub124\uc624\ub514\ubbb4 \uc790\uc11d \uc81c\uc870\uc5c5\uccb4\ub4e4\uc740 \uad6d\uc81c \ud45c\uc900\uc744 \uc900\uc218\ud569\ub2c8\ub2e4. \uac00\uc7a5 \uc77c\ubc18\uc801\uc778 \ud45c\uc900\uc740 ISO(\uad6d\uc81c\ud45c\uc900\ud654\uae30\uad6c), IEC(\uad6d\uc81c\uc804\uae30\uae30\uc220\uc704\uc6d0\ud68c), ASTM(\ubbf8\uad6d \uc2dc\ud5d8 \ubc0f \uc7ac\ub8cc \ud611\ud68c)\uc785\ub2c8\ub2e4.<\/strong><\/p>\n

\ub124\uc624\ub514\ubbb4 \uc790\uc11d \uc81c\uc870\uc5c5\uccb4\ub4e4\uc740 \ud488\uc9c8 \uad00\ub9ac \uacfc\uc815\uc744 \ub530\ub985\ub2c8\ub2e4. \uadf8\ub4e4\uc740 \uc0ac\uc6a9\ud558\ub294 \uc6d0\uc790\uc7ac\ub97c \uac80\uc0ac\ud558\uace0, \uc81c\uc870 \uacfc\uc815\uc744 \uc5c4\uaca9\ud788 \uad00\ub9ac\ud558\uba70, \uc81c\uc870 \uacfc\uc815 \ub3d9\uc548 \uc77c\uc5b4\ub098\ub294 \ubaa8\ub4e0 \uc77c\uc744 \ubb38\uc11c\ud654\ud569\ub2c8\ub2e4. \uc81c\uc870 \uacfc\uc815 \uc911\uacfc \uc644\uc131 \ud6c4\uc5d0 \uc790\uc11d\uc744 \ud14c\uc2a4\ud2b8\ud558\uba70, \ubaa8\ub4e0 \uac80\uc0ac \uae30\ub85d\uc744 \ubcf4\uad00\ud569\ub2c8\ub2e4. \uc774\ub7ec\ud55c \uc808\ucc28\ub294 \uc81c\uc870 \uacfc\uc815\uc5d0\uc11c \ubc1c\uc0dd\ud558\ub294 \ubb38\uc81c\ub97c \ubc1c\uacac\ud558\uace0 \ud574\uacb0\ud558\uae30 \uc704\ud574\uc11c\uc774\uba70, \uace0\uac1d\uc5d0\uac8c \uc790\uc11d\uc774 \uc62c\ubc14\ub974\uac8c \ub9cc\ub4e4\uc5b4\uc84c\uc74c\uc744 \ubcf4\uc5ec\uc8fc\uae30 \uc704\ud55c \uac83\uc785\ub2c8\ub2e4.<\/strong><\/p>\n

 <\/p>\n

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