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öũ > ӳƮ
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[öƽ̾] Է 2011-08-04 10:56:28

ϴ ǰ  ̵, ǰǰ ϱ ؼ ǰ ϰ, װ ۰ ϴ ߿ϴٴ ʿ䵵 .

ڿ 䱸Ǵ öƽ ǰ ԰ ֱ ְ, 忡 系 ø ˻翡 ð üũȴ. ԰ݰ  ĸ ؼ Ʈƿ(lot out)Ǿ, ˻ DZ⵵ Ѵ.
 
׷ DZ Ϳ  ̻ Ͼ 츮 𸣱 ̹ ¡İ Ÿ ұϰ ġ ̴. ׷ ҷ ߻ؾ μ ū ҵ Ͼ Ǵ 찡 ǿܷ .
 
ֽ Ȯϰ ϰ ǥ θ ؼε Ǵ ִ.
 
ϳ ⿡ Ұϰ ʹ.
 
, Ʒǥ ǥ ִٰ .
 
 
, ٹ R ְ = 1.6, R ߰=1.3, հ X ְ = 103.28, X ߰ = 103.79 ϴ Ͽ, ũ, ߰ ǰ ġ ũٰ ϱ .
 
⼭ ϳ ǥ ϸ (Լ ⸦ ϸ ). σ ְ = 0.42, σ ߰ = 0.43 ǰ, ְ, ߰ (޳σw) ʴ ִ. , ü σü(σx)=0.50, հ X ü = 103.54 ȴ.
 
ְ ߰ σְ~߰ (ްσb) ȴ.
 
σb²= σx²- σw²= 0.50²- 0.425²=0.069
σb = 0.26
σb/σw <1 ǹǷ ְ ߰ ׷ ̿ ̰ ٴ Ǿ, R հκ Ǵ ޶.
 
ʰ Ǵ ߸ Ͼ. åδ 翬 ޳ , ٹ ̴ ʿϴ. ׷ ޳ ϴ ΰ, ΰ, ƴ ǿ ΰ, ῡ ΰ, ؼ, κ ͷ θ ִ.
 
ͷκ, Ǵ ֵ ؼ ؼ ȵȴ.
 
ؼ, ǥ ϰ Ǵϴ, ɴİ ǿܷ Ʋ å Ͼٴ Ϸ̴.
 
(޳ Ͱ ް Ͱ 쿡 1޳ հ P d2 , ޳ σw=R/d2 Ѵ.)


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