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ö ԰˻縦 ģ ް氭 1޼ Ͽ ȣ Ϳ ̾ ǰ Ҽ ϰ μ ϸ, ߽ɿ Ǵ ɰ 浵 ϰ, ϸ ׸̽ ɷ پϴ.
ֽ ټǼ񿡼 ټ ǽϿ ߿ ߻ϱ ϰ ź ǰ ǰ
ϰ 1ȸ ټ 1,000m 1,500m մϴ.
Ƿ , Ƿν S⸦ ϰ Ƿ ģ ǰ̸ſ մϴ.
 
ISO 9001:2000 (International Organization for Standardization)
ǰ濵ü ȹ
  
KS D 3514 (̾ ǰ )
JIS G 3525 (̾ ǰ )
 
 
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