[ ] , տ 15 ۽ɹ߾ [1] KBO ־ ÷. [2] ī ʼ [2] 滧 . [3] ǥ Ҵ () [3] ǥػ(0, 1atm) SO2 0.05mg/m3̶ 80, 0.9atm ppmΰ? [4] 50 õ̴ 2.4M ̰ ȯȽ 2.5ȸ ϶ ʿ ȯⷮ [4] Ŭ SNS [5] ù顯 ŷ ǡ ʿ伺 ִ١ [6] ȸ