{"id":4007,"date":"2025-12-29T15:23:12","date_gmt":"2025-12-29T07:23:12","guid":{"rendered":"https:\/\/laserdiode-ld.com\/?p=4007"},"modified":"2026-01-14T17:39:38","modified_gmt":"2026-01-14T09:39:38","slug":"%ec%b5%9c%ec%a0%81%ed%99%94%eb%90%9c-%eb%b0%9d%ea%b8%b0%eb%a1%9c-%ea%b5%ac%ed%98%84%eb%90%9c-%ea%b4%91%ea%b2%b0%ed%95%a9-%eb%a0%88%ec%9d%b4%ec%a0%80-%ec%8b%9c%ec%8a%a4%ed%85%9c%ec%9d%98-%ec%84%b1","status":"publish","type":"post","link":"https:\/\/laserdiode-ld.com\/ko\/%ec%b5%9c%ec%a0%81%ed%99%94%eb%90%9c-%eb%b0%9d%ea%b8%b0%eb%a1%9c-%ea%b5%ac%ed%98%84%ed%95%98%eb%8a%94-%ea%b4%91%ea%b2%b0%ed%95%a9-%eb%a0%88%ec%9d%b4%ec%a0%80-%ec%8b%9c%ec%8a%a4%ed%85%9c%ec%9d%98","title":{"rendered":"\ucd5c\uc801\ud654\ub41c \ubc1d\uae30: \uad11\uacb0\ud569 \ub808\uc774\uc800 \uc2dc\uc2a4\ud15c\uc758 \uc131\ub2a5 \uc6b0\uc704"},"content":{"rendered":"

\uace0\uc18d \uc0b0\uc5c5 \ucc98\ub9ac\uc758 \uc138\uacc4\uc5d0\uc11c \u201c\uc2dc\uac04\uc774 \uace7 \ub3c8\u201d\uc774\ub77c\ub294 \ub9d0\uc740 \ub9d0 \uadf8\ub300\ub85c \ub9de\uc2b5\ub2c8\ub2e4. \uc81c\uc870\uc5c5\uccb4\ub294 \uc885\uc885 \ub2e4\uc774\uc624\ub4dc \ub808\uc774\uc800 \ubaa8\ub4c8<\/strong> \uc0dd\uc0b0 \uc18d\ub3c4\ub97c \ub192\uc774\uae30 \uc704\ud574 \ub354 \ub192\uc740 \uc640\ud2b8\uc218\ub85c.<\/p>\n\n\n\n

\uadf8\ub7ec\ub098 \ubb3b\uae30 \uc804\uc5d0 \uc65c<\/em> 100W \ub808\uc774\uc800\uac00 50W \ub808\uc774\uc800\ubcf4\ub2e4 \ub450 \ubc30 \ub354 \ube68\ub9ac \uc808\ub2e8\ub418\uc9c0 \uc54a\ub294\ub2e4\uba74, \uc6b0\ub9ac\ub294 \ubb3c\uc5b4\ubd10\uc57c \ud569\ub2c8\ub2e4: \uc804\ub825\uc774 \uc2e4\uc81c\ub85c \uc0ac\uc6a9 \uac00\ub2a5\ud55c \ubc00\ub3c4\ub85c \ubaa9\ud45c\ubb3c\uc5d0 \ub3c4\ub2ec\ud558\uace0 \uc788\ub294\uac00?<\/strong> \ube54\uc774 \uc81c\ub300\ub85c \uacb0\ud569\ub418\uc9c0 \uc54a\uac70\ub098 \ubc1d\uae30 \ud504\ub85c\ud30c\uc77c\uc774 \ub0ae\uc73c\uba74 \u201c\uc5ec\ubd84\uc758 \uc804\ub825'\uc740 \uc5f4\ub85c \ub0ad\ube44\ub420 \ubfd0\uc785\ub2c8\ub2e4. \ubc14\ub85c \uc774 \uc9c0\uc810\uc5d0\uc11c \uad11\uc12c\uc720 \uacb0\ud569 \ub808\uc774\uc800 \ub2e4\uc774\uc624\ub4dc<\/a><\/strong> ROI\uc758 \ud575\uc2ec \uc694\uc18c\uac00 \ub41c\ub2e4.<\/p>\n\n\n\n

\n\n\n\n

1. \ud30c\uc774\ubc84 \ub808\uc774\uc800 \ubaa8\ub4c8\uc5d0\uc11c \u201c\ubc1d\uae30\u201d \uc815\uc758\ud558\uae30<\/h2>\n\n\n\n

\ud55c \uc12c\uc720 \ub808\uc774\uc800 \ubaa8\ub4c8<\/a><\/strong>, \uc804\ub825\uc740 \ubc29\uc815\uc2dd\uc758 \uc808\ubc18\uc5d0 \ubd88\uacfc\ud569\ub2c8\ub2e4. \ub098\uba38\uc9c0 \uc808\ubc18\uc740 \uad11\uc12c\uc720\uc758 \ucf54\uc5b4 \uc9c1\uacbd\uc785\ub2c8\ub2e4.<\/p>\n\n\n\n

\ubc1d\uae30 \uacf5\uc2dd:<\/p>\n\n\n\n

$$B \\approx \\frac{P}{(d \\cdot NA)^2}$$<\/p>\n\n\n\n

(\uc5ec\uae30\uc11c $P$\ub294 \ucd9c\ub825, $d$\ub294 \uad11\uc12c\uc720 \ucf54\uc5b4 \uc9c1\uacbd, $NA$\ub294 \uc218\uce58\uad6c\uacbd\uc774\ub2e4.)<\/p>\n\n\n\n

\ub9cc\uc57d \ub2f9\uc2e0\uc774 \uad11\uc12c\uc720 \uacb0\ud569 \ub808\uc774\uc800<\/strong> \ucd9c\ub825 \uc804\ub825\uc744 \uc77c\uc815\ud558\uac8c \uc720\uc9c0\ud55c \uc0c1\ud0dc\uc5d0\uc11c $ 200\u03bcm \uad11\uc12c\uc720\ub97c $ 105\u03bcm \uad11\uc12c\uc720\ub85c \uad50\uccb4\ud558\uba74 \ubc1d\uae30\uac00 \ud6a8\uacfc\uc801\uc73c\ub85c 4\ubc30 \uc99d\uac00\ud569\ub2c8\ub2e4. \uc774\ub97c \ud1b5\ud574 \uc804\ub825 \uc18c\ube44\ub97c \ub298\ub9ac\uc9c0 \uc54a\uace0\ub3c4 \uc6a9\uc811 \uc2dc \ub354 \uae4a\uc740 \uce68\ud22c\uc640 \uc815\ubc00 \uc808\ub2e8 \uc2dc \ub354 \uae68\ub057\ud55c \uc808\ub2e8\uba74\uc744 \uad6c\ud604\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\n\n\n\n

2. \uad11\uc12c\uc720 \uacb0\ud569 \uc544\ud0a4\ud14d\ucc98\uc758 \uad6c\uc870\uc801 \uc7a5\uc810<\/h2>\n\n\n\n

\ud1b5\ud569\ud558\ub294 \uad11\uc12c\uc720 \uacb0\ud569 \ub808\uc774\uc800 \ub2e4\uc774\uc624\ub4dc<\/strong> \uae30\uacc4\ub85c \uc804\ud658\ud558\uba74 \ud45c\uc900 \uae30\uacc4\uac00 \uc81c\uacf5\ud558\uc9c0 \ubabb\ud558\ub294 \uc138 \uac00\uc9c0 \ub69c\ub837\ud55c \uae30\uacc4\uc801 \uc774\uc810\uc744 \uc81c\uacf5\ud569\ub2c8\ub2e4. \ub2e4\uc774\uc624\ub4dc \ub808\uc774\uc800<\/a> \ubaa8\ub4c8<\/strong> \uc77c\uce58\ud560 \uc218 \uc5c6\uc74c:<\/p>\n\n\n\n

A. \ube54 \uade0\uc9c8\ud654<\/h3>\n\n\n\n

\uad11\uc12c\uc720 \ub0b4\ubd80\uc5d0\uc11c \ube5b\uc740 \uc218\ucc9c \ubc88\uc758 \ub0b4\ubd80 \ubc18\uc0ac\ub97c \uac70\uce69\ub2c8\ub2e4. \uc774 \uacfc\uc815\uc740 \uacf5\uac04 \ud1b5\ud569\uae30 \uc5ed\ud560\uc744 \ud558\uc5ec \ubc18\ub3c4\uccb4 \uce69\uc5d0 \ub0b4\uc7ac\ub41c \u201c\ud56b\uc2a4\ud31f'\uc744 \ubd80\ub4dc\ub7fd\uac8c \ud569\ub2c8\ub2e4. \uadf8 \uacb0\uacfc \ud30c\uc774\ubc84 \ub808\uc774\uc800 \ubaa8\ub4c8<\/strong> \uc644\ubcbd\ud558\uac8c \uade0\uc77c\ud55c \ucd9c\ub825\uc73c\ub85c \ud3f4\ub9ac\uba38\ub098 \uc587\uc740 \ud638\uc77c\uacfc \uac19\uc740 \ubbfc\uac10\ud55c \uc18c\uc7ac\uc758 \u201c\ud0c4\ud654'\ub97c \ubc29\uc9c0\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

B. \uba40\ud2f0\ud50c\ub809\uc2f1\uc744 \ud1b5\ud55c \ud655\uc7a5\uc131<\/h3>\n\n\n\n

\uac00\uc7a5 \uac15\ub825\ud55c \uae30\ub2a5 \uc911 \ud558\ub098\ub294 \uad11\uc12c\uc720 \uacb0\ud569 \ub808\uc774\uc800<\/strong> \ub294 \uc5ec\ub7ec \uac1c\uc758 \uc774\ubbf8\ud130\ub97c \ub2e8\uc77c \ucd9c\ub825\uc73c\ub85c \uacb0\ud569\ud558\ub294 \uae30\ub2a5\uc785\ub2c8\ub2e4. \uace0\uc804\ub825 \ubaa8\ub4c8\uc740 \u201c\ubc88\ub4e4 \uacb0\ud569\uae30\u201d\ub97c \uc0ac\uc6a9\ud558\uc5ec \uc5ec\ub7ec \uac1c\uc758 10W \ub610\ub294 20W \ub2e4\uc774\uc624\ub4dc\ub97c \ub2e8\uc77c \uace0\ud718\ub3c4 \uc804\uc1a1 \uad11\ucf00\uc774\ube14\ub85c \ubcd1\ud569\ud558\uc5ec \ub2e8\uc77c \ud50c\ub7ec\uadf8 \uc564 \ud50c\ub808\uc774 \uc778\ud130\ud398\uc774\uc2a4\ub85c \uc218\ubc31 \uc640\ud2b8\uc5d0 \ub3c4\ub2ec\ud569\ub2c8\ub2e4.<\/p>\n\n\n\n

C. \uc218\ub9ac \uac00\ub2a5\uc131<\/h3>\n\n\n\n

\uc6d0\uc2dc \ub2e4\uc774\uc624\ub4dc \ub808\uc774\uc800 \ubaa8\ub4c8<\/strong> \ud328\uc2ef\uc774 \uc5ed\ubc18\uc0ac\ub85c \uc778\ud574 \uc190\uc0c1\ub418\uba74 \uc77c\ubc18\uc801\uc73c\ub85c \uc804\uccb4 \uc720\ub2db\uc774 \uc2a4\ud06c\ub7a9\ub429\ub2c8\ub2e4. \ud30c\uc774\ubc84 \uc2dc\uc2a4\ud15c\uc5d0\uc11c \ud30c\uc774\ubc84\ub294 \ubc84\ud37c \uc5ed\ud560\uc744 \ud569\ub2c8\ub2e4. \uc885\uc885 \u201c\ud76c\uc0dd\u201d \ud30c\uc774\ubc84 \ud328\uce58 \ucf54\ub4dc\ub9cc \uad50\uccb4\ud558\uba74 \ub418\ubbc0\ub85c \uac12\ube44\uc2fc \ub0b4\ubd80 \ub2e4\uc774\uc624\ub4dc \ubc45\ud06c\uac00 \uc190\uc0c1\ub418\ub294 \uac83\uc744 \ubc29\uc9c0\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\n\n\n\n

3. \uace0\ucd9c\ub825 \ubc00\ub3c4 \ub300 \ucd1d\ucd9c\ub825: \uc815\ub9d0 \uadf8\ub7f4\uae4c?<\/h2>\n\n\n\n

\ub9ce\uc740 \uad6c\ub9e4\uc790\ub4e4\uc740 500W \ub2e4\uc774\uc624\ub4dc \ub808\uc774\uc800 \ubaa8\ub4c8<\/strong> \ud56d\uc0c1 200W\ubcf4\ub2e4 \ub0ab\ub2e4 \uad11\uc12c\uc720 \uacb0\ud569 \ub808\uc774\uc800 \ub2e4\uc774\uc624\ub4dc<\/strong>. \uc815\ub9d0 \uadf8\ub7f0\uac00?<\/strong> \uc2e4\uc81c\ub85c 200W \uad11\uc12c\uc720 \uacb0\ud569 \uc7a5\uce58\ub294 \uc885\uc885 \ud6e8\uc52c \ub354 \uc791\uc740 \uc2a4\ud31f \ud06c\uae30\ub85c \ucd08\uc810 \uc870\uc808\uc774 \uac00\ub2a5\ud569\ub2c8\ub2e4($<100\\mu m$). \uadf8 \uacb0\uacfc \uc804\ub825 \ubc00\ub3c4<\/em> 200W \uc7a5\uce58\uc758 (\uc640\ud2b8\/$cm\u00b2$) \uac12\uc740 \uc2e4\uc81c\ub85c 500W \ub2e4\uc774\ub809\ud2b8 \ub2e4\uc774\uc624\ub4dc \uc7a5\uce58\ubcf4\ub2e4 \ub192\uc744 \uc218 \uc788\uc5b4, 500W \uc7a5\uce58\uac00 \ub2e8\uc21c\ud788 \ub179\uc5ec\ubc84\ub9ac\ub294 \uae08\uc18d\ub3c4 \uc808\ub2e8\ud560 \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n

\n
\"\"
#\uc774\ubbf8\uc9c0_\uc81c\ubaa9<\/figcaption><\/figure>\n<\/div>\n\n\n
\n\n\n\n

4. \uc0ac\ub840 \uc5f0\uad6c: 5G \ud1b5\uc2e0\uc6a9 \uc815\ubc00 \ub0a9\ub55c<\/h2>\n\n\n\n

\uc0b0\uc5c5\uc801 \ubc30\uacbd:<\/strong> \uace0\uc8fc\ud30c \uc804\uc790 \ubd80\ud488 \uc870\ub9bd.<\/p>\n\n\n\n

\uc2dc\ub098\ub9ac\uc624:<\/strong> 5G \uae30\uc9c0\uad6d \ubd80\ud488 \uc81c\uc870\uc5c5\uccb4\uac00 \uae30\uc874 \uc801\uc678\uc120 \ubc29\uc2dd\uc744 \uc0ac\uc6a9\ud558\uace0 \uc788\uc5c8\ub2e4. \ub2e4\uc774\uc624\ub4dc \ub808\uc774\uc800 \ubaa8\ub4c8<\/a><\/strong> \uae08\ub3c4\uae08 \ucee4\ub125\ud130\uc758 \uc790\ub3d9 \ub0a9\ub55c\uc5d0 \uc0ac\uc6a9\ub429\ub2c8\ub2e4. \uae08\uc774 IR \uc5d0\ub108\uc9c0\ub97c \ub108\ubb34 \ub9ce\uc774 \ubc18\uc0ac\ud558\uace0 \uba40\ud2f0\ud540 \ucee4\ub125\ud130 \uc804\uccb4\uc5d0 \uac78\uccd0 \uac00\uc5f4\uc774 \uace0\ub974\uc9c0 \uc54a\uc544 \u201c\ucf5c\ub4dc \uc870\uc778\ud2b8'\uac00 \ubc1c\uc0dd\ud558\ub294 \ube44\uc728\uc774 \ub192\uc558\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

\u201c\uadf8\uac83\uc774 \uc0ac\uc2e4\uc778\uc9c0 \ubb3b\ub294\u201d \uc870\uc0ac:<\/p>\n\n\n\n

\uc6b0\ub9ac\ub294 \ubb3c\uc5c8\uc2b5\ub2c8\ub2e4: \ub808\uc774\uc800 \ud30c\uc7a5\uc774 \ubb38\uc81c\uc778\uac00, \uc544\ub2c8\uba74 \ube54 \uae30\ud558\ud559 \uad6c\uc870\uac00 \uc5f4 \ubd84\ud3ec \ubd88\uade0\ud615\uc744 \ucd08\ub798\ud558\ub294 \uac83\uc778\uac00?<\/p>\n\n\n\n

\uc5f4\ud654\uc0c1 \ubd84\uc11d \uacb0\uacfc, \ud45c\uc900 \ub2e4\uc774\uc624\ub4dc\uc758 \ud0c0\uc6d0\ud615 \ube54\uc774 \uc911\uc559 \ud540\uc744 $280^{\\circ}C$\uae4c\uc9c0 \uac00\uc5f4\ud558\ub294 \ubc18\uba74 \ubaa8\uc11c\ub9ac \ud540\uc740 $190^{\\circ}C$\ub85c \uc720\uc9c0\ub418\ub294 \uac83\uc73c\ub85c \ub098\ud0c0\ub0ac\ub2e4.<\/p>\n\n\n\n

\ud574\uacb0\ucc45:<\/p>\n\n\n\n

450nm(\ud30c\ub780\uc0c9) \ud30c\uc7a5\uc758 \ud30c\uc774\ubc84 \uacb0\ud569 \ub808\uc774\uc800 \uc2dc\uc2a4\ud15c\uacfc \u201cTop-Hat\u201d \uade0\uc9c8\ud654 \ubaa8\ub4c8\uc744 \uad6c\ud604\ud588\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

    \n
  1. \ud761\uc218:<\/strong> \ud30c\ub780\uc0c9 \ud30c\uc7a5\uc740 \uc774\uc804 \uc801\uc678\uc120 \ub808\uc774\uc800\ubcf4\ub2e4 \uae08 \ucee4\ub125\ud130 600%\uc5d0 \uc758\ud574 \ub354 \uc798 \ud761\uc218\ub418\uc5c8\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n
  2. \uade0\uc77c\uc131:<\/strong> \uadf8 \ud30c\uc774\ubc84 \ub808\uc774\uc800 \ubaa8\ub4c8<\/strong> \ubaa8\ub4e0 \ud540\uc744 \ub3d9\uc2dc\uc5d0 \ub3d9\uc77c\ud55c \uac15\ub3c4\ub85c \ub36e\ub294 \uc644\ubcbd\ud55c \uc6d0\ud615 \uc601\uc5ed\uc744 \uc81c\uacf5\ud588\ub2e4.<\/li>\n\n\n\n
  3. \ud53c\ub4dc\ubc31 \uc81c\uc5b4:<\/strong> \uc6b0\ub9ac\ub294 \uc2e4\uc2dc\uac04 \uace0\uc628\uacc4(pyrometer)\ub97c \ud1b5\ud569\ud558\uc5ec \uad11\uc12c\uc720\ub97c \ud1b5\ud574 \ud6c4\ubc29\uc73c\ub85c \uc2dc\uc57c\ub97c \ud655\ubcf4\ud568\uc73c\ub85c\uc368 \uc194\ub354 \ud480(solder pool) \uc628\ub3c4\ub97c \ubaa8\ub2c8\ud130\ub9c1\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n<\/ol>\n\n\n\n

    \uacb0\uacfc:<\/strong><\/p>\n\n\n\n

      \n
    • \ucc98\ub9ac\ub7c9:<\/strong> \ud761\uc218 \uc18d\ub3c4 \uc99d\uac00\ub85c \uc778\ud574 40% \uc99d\uac00.<\/li>\n\n\n\n
    • \uc218\uc728:<\/strong> \uc870\ub9bd \ud6c4 \uac80\uc0ac \ubd88\ud569\uaca9\ub960\uc774 4%\uc5d0\uc11c 0.1%\ub85c \uac10\uc18c\ud588\uc2b5\ub2c8\ub2e4.<\/li>\n\n\n\n
    • \uc5d0\ub108\uc9c0 \uc808\uc57d:<\/strong> \uc774 \uc2dc\uc2a4\ud15c\uc740 \uae30\uc874\uc5d0 \uc0ac\uc6a9\ub418\ub358 150W \uc801\uc678\uc120 \uc2dc\uc2a4\ud15c\uc5d0 \ube44\ud574 \ub2e8 30W\uc758 \uad11 \ucd9c\ub825\ub9cc \ud544\uc694\ub85c \ud588\ub2e4.<\/li>\n<\/ul>\n\n\n\n
      \n\n\n\n

      5. \uc720\uc9c0\ubcf4\uc218: \uc5ed\ubc18\uc0ac\ub85c \uc778\ud55c \uc190\uc0c1 \ubc29\uc9c0<\/h2>\n\n\n\n

      \uc0ac\uc6a9\ud560 \ub54c \uad11\uc12c\uc720 \uacb0\ud569 \ub808\uc774\uc800<\/strong> \uad6c\ub9ac, \ud669\ub3d9 \ub610\ub294 \uae08\uacfc \uac19\uc740 \ubc18\uc0ac\uc131 \uc18c\uc7ac\uc5d0\uc11c\ub294 \u201c\uc5ed\ubc18\uc0ac\u201d\uac00 \uac00\uc7a5 \ud070 \uc801\uc785\ub2c8\ub2e4. \ube5b\uc774 \uad11\uc12c\uc720\ub97c \ub530\ub77c \uc5ed\ubc29\ud5a5\uc73c\ub85c \uc774\ub3d9\ud558\uc5ec \ub2e4\uc774\uc624\ub4dc \uba74\uc5d0 \ubd80\ub52a\ud600 \uc989\uac01\uc801\uc778 \uc7a5\uc560\ub97c \uc77c\uc73c\ud0ac \uc218 \uc788\uc2b5\ub2c8\ub2e4.<\/p>\n\n\n\n

      \uc804\ubb38\uc801 \ubcf4\ud638 \ud504\ub85c\ud1a0\ucf5c:<\/strong><\/p>\n\n\n\n

        \n
      • \uad11\ud559 \uc544\uc774\uc194\ub808\uc774\ud130:<\/strong> \uace0\uae09\ud615 \ud30c\uc774\ubc84 \ub808\uc774\uc800 \ubaa8\ub4c8<\/strong>, \ub0b4\ubd80 \uc808\uc5f0\uccb4\uac00 \ud56d\uc0c1 \uc874\uc7ac\ud558\ub3c4\ub85d \ud558\uc2ed\uc2dc\uc624.<\/li>\n\n\n\n
      • \ud074\ub798\ub529 \ud30c\uc6cc \uc2a4\ud2b8\ub9ac\ud37c(CPS):<\/strong> \uc774\ub7ec\ud55c \uad6c\uc131 \uc694\uc18c\ub294 \ubbfc\uac10\ud55c \ub2e4\uc774\uc624\ub4dc \ud328\ud0a4\uc9c0\uc5d0 \ub3c4\ub2ec\ud558\uae30 \uc804\uc5d0 \uad11\ucf00\uc774\ube14 \ud074\ub798\ub529\uc73c\ub85c \ub204\ucd9c\ub41c \u201c\ubbf8\uad11'\uc744 \uc81c\uac70\ud569\ub2c8\ub2e4.<\/li>\n\n\n\n
      • \uac01\ub3c4 \uc5f0\ub9c8(APC):<\/strong> \uad11\uc12c\uc720 \ucee4\ub125\ud130(FC\/APC)\uc5d0 8\ub3c4 \uac01\ub3c4\ub97c \uc801\uc6a9\ud558\uba74 \ubc18\uc0ac\ub41c \ube5b\uc774 \uad11\ud559 \uacbd\ub85c\uc5d0\uc11c \ubc97\uc5b4\ub098\ub3c4\ub85d \ud3b8\ud5a5\uc2dc\ud0a4\ub294 \ub370 \ub3c4\uc6c0\uc774 \ub429\ub2c8\ub2e4.<\/li>\n<\/ul>\n\n\n\n
        \n\n\n\n

        6. 2026\ub144 \uad11\uc12c\uc720 \uacb0\ud569 \ub2e4\uc774\uc624\ub4dc\uc758 \uc2e0\ud765 \uc2dc\uc7a5<\/h2>\n\n\n\n

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        \n\n\n\n

        7. \ucd5c\uc885 \uad8c\uace0\uc0ac\ud56d<\/h2>\n\n\n\n

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