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[ R&D ]
  Research and Development. ¿¬±¸°³¹ß.
[ R&D Ratio ]
  Research and Development Ratio 1ÁÖ´ç ¿¬±¸°³¹ßºñ¸¦ ÁÖ°¡·Î ³ª´« ºñÀ²À» ¸»ÇÑ´Ù. ÀÌ ºñÀ²ÀÌ Å©¸é ±× ±â¾÷Àº ¿¬±¸°³¹ßºñ¿¡ ÈûÀ» ½ñ°í ÀÖ´Â ¼ºÀ强ÀÌ ³ôÀº ±â¾÷À¸·Î °£ÁֵȴÙ.
[ R-Range ]
  ¹üÀ§. dataÁß ÃÖ´ëÄ¡¿¡¼­ ÃÖ¼ÒÄ¡¸¦ »« °ªÀ» ¹üÀ§¶ó ÇÑ´Ù. R=X max-X min ¹üÀ§Çϴ°ÍÀº ±× ÀÚü°¡ º¯µ¿À» ³»Æ÷Çϰí ÀÖÁö¸¸ sample size¸¦ °í·ÁÇÑ factor(1/d2)¸¦ °öÇÏ¿© ¸ðÁý´ÜÀÇ Ç¥ÁØÆíÂ÷¸¦ ÃßÁ¤Çϴµ¥ ÀÌ¿ëÇϱ⵵ ÇÑ´Ù.
[ R.S ]
  Resistivity Ãʼø¼öÀÇ ¼öÁú Áß Àü±âÀüµµ¼ºÀ» ³ªÅ¸³»´Â ¿ë¾î·Î¼­ Ãʼø¼öÁßÀÇ ºÒ¼ø¹° ÇÔÀ¯·®À» ³ªÅ¸³¿.
[ R/A ]
  Return Air ½Ç³»¿¡ °ø±ÞµÇ¾ú´Ù ȸ¼öµÇ¾î Àç»ç¿ëµÇ´Â °ø±â.
[ R/O ]
  Reverse Osimosis ¿ª»ïÅõ¾ÐÀåÄ¡·Î¼­ Ãʼø¼öÀåÄ¡ÀÇ ÇÙ½ÉÀÌ´Ù.
[ RA ]
  Rosin Activated
[ RACE ]
  Research and Development in Advanced Communications Technologies for Europe
[ Rack ]
  µµ±Ý°ÉÀ̷μ­ µµ±Ý ¹°Ã¼¸¦ ¹ÞÄ¡°Å³ª Àü·ù¸¦ ÅëÇÏ°Ô ÇÔ.
[ Radial Components ]
  ºÎǰÀÇ Ãø¸é¿¡ Lead°¡ »¸ÃÄ ³ª¿Â ºÎǰ


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