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  ̶߱ 
     ֵ  ߱Ⱑ Ͼ ʰų ߱Ⱑ Ǵ  ¸  
ϴ Դϴ. ̷ Ȳ ڵ̸   ̸, ̸   鵵 ֱ Դϴ.  ߱ɷ 
̳   ٴ  ̱ , ߱ ִ  " ϴ" ȸ    ̻ 
ο ʿ䰡 ϴ. ߱   ſ پ, ġ մϴ. 
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ɸ  |  
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|    ߱ ȣϴ ȯڵ  ε غ ϴ Ư¡ 
 ֽϴ. ǿ   Ͽ  ȭŰ,    ϰ   ֵ    
̷ ϴ  ϴ.  |    |    | 
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汸  |  
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| Ʊ  ȿ  75% ߱ ȯڿ ȿ ִ   
ֽϴ. Ʊ  ִ ߳ ϴµ  1ð ҿǹǷ   1ð Ͽ մϴ.   ߱⸦ 
ϴ   ڱ ʿմϴ. Ϲ ۿδ , , ȭҷ  ȸȫ, ̻, þ 帲, ȭҷ ,ڸ 
  ſ  Դϴ.  , ȯ(Ư )  ִ ȯڴ ǻ   ʿմϴ. 
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 ߱ ߱ⱸ |  
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|   Ǹ  Ͻ ξ ߱ з¿ ʼ  ߱ 
Ƶ鿩 ߱ Ų      ߱⸦ Ű Դϴ.  ð(30 ̻)߱ ư,  մϴ. 
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䵵    |  
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| ߱ 'νŸ'  1.4mm,  3~6mm   ũ 
ε巯 ¾  䵵  ϴ , ֻ纸  ϸ, Ư ֻ翡  ִ 鿡 մϴ.  
䵵 Խ ۿ ȣϰų, ۿð , ֻ  ߱ ȿ   ̰  ʽϴ. 
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߱  ڰֻ |  
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|  ȭ ġ θ ϸ ظü Ȯ ٶ ֻ ٴ 
̿Ͽ  ֻϿ  ߱ Ű Դϴ.  ǻ  Ʒ ڽſ    ϰ, ȯ ڽ ռ  
ֻ  ֵ ֻ   ġ ȿ θ Ȯϰ  Ͼ ߱ȿ  ǻ翡 ˷ָ鼭 뷮   Ȯ 
ϴ. ڰֻ Ǹ Ϸ翡   1Ͽ 3~4ȸ  ϸ ȯ ü ǿ  ̿  ʰ Ȱ 
 ֽϴ.  |    |    | 
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溸  |  
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| ظü  ν ߱¸ ̷     
̳ ɿ  ϴ.    ɰ   ݰ , ǽ ü, н ǽ, н 
ǽ մϴ.   Լ ſ ϸ  պ ϴ. ,  ߱ 쿡   Ȯ 
߱ ġ̱ 90%  ̰ ֽϴ.  ü     ؾ ϴ  ֱ   
    ̹  ˷ϴ. 
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