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Ѿȸ ֱ Ȩ(www.kpanet.or.kr) \'Ǿǰ ǰ\' żߴ. 17 ȸ Ǿǰ ó ް ִ ౹ Ǿǰ ǰ Ȱȭ Ǿǰ ǰʹ PM2000-Ŀ´Ƽ ̶ . ̹ ǰʹ ǰǸ Խù Ŭ ʼ Ÿ DB ʷ ǰ 2ڸ Էϸ ǰ ڵȸǵ ߵƴ. ȸ ǰ Բ Ȱ ǰȰ Ǹž౹ ̿ ϰ Ծ౹ ݰ꼭 ߴ.