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			|  | ˸ Ż   5 |  
			
				| 츮  ٽ  ҷμ, ǰ ϴ  ſ ߿ϴ.  ϻ Ȱ    븦  Ű  ʴ 찡 ϴ. ̷    ϰ, Ż  ũ   ִ.    ˸ Ż   5. 
 
  
 1.  ϸ ⸦  ȴ.      ϴ ̴.  츮  ̷  ϴ ɱ.  ,        ϱ ̴. 츮  ̷  Ư źȭ ã ȴ.2.   ǥ     ϳ.  ϸ   ϸ鼭  װ   پ.   70~80%   ֱ  ü  ݸ   ϵǰ  ߵȴ.           帧 Ͽ    ִ.3. ǷŻ ֵ   ϳ Ƿΰ̴. Ư  ǫ    ʴ´ٸ Ż   ִ.    Ӹ ų ü Ȱ µ, ̰      ϱ ̴. ̶ Ƿΰ ٰ ٷ ī Ḧ ϸ ̴ۿ  Ż   ȭ  ִ.4. Һ ȭҺ   밡 ϴٴ ȣ  ִ.   ¿ ü  ս ּȭϰ ü   Ϸ Ѵ. ̷  , ħ Ǵ Һ   ⷮ پ. ̿  Һ  ϰ Ǿ   ̴. ̶ Һ ٸ ü  üܷ Ű ýۿ ̻  汤     ִ.5.      鼭,  Ȱϰ ȯ ϰ ȴ. 츮  ǰ  帣 ϰ Ǹ   ߿ϴٰ  ü װ ߴϱ ϴµ,  ǥ  ٷ ٸ ̴. Ƹ   ڲ Ÿٸ   ǽ   ִ.
 
 
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