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V|ʡ܇ͨf(xi)ӵ麣ЎI(y)ͶV麣еһҶ܇N˾fԪʮfԪĶ܇_߽~ֻһǧԪĶ܇װl(f)ƱԴˁӱܶ@N߃r_l(f)ƱОؔ_y˶܇ЈV|ʡ܇ͨf(xi)ؕL쳱ʾ܇ͨk܇N˾_չ܇IuI(y)ՕrPҎ(gu)܇H׃r_߶܇y(tng)һl(f)ƱҎ(gu)U2%ֵͬrֻܞI(y)IĶ܇_߰l(f)Ʊ麣@I(y)sȡ߃r_l(f)Ʊֶӱֵͬr@NʽDZI(y)IĶ܇_ͬӰl(f)ƱОء
҂Ը⽻2%Ķc̫ɽһλ܇Nӛ߱ʾһv10fԪĶ܇һٍ8000Ԫ10000Ԫٰճɽ~2%Uֵʣµļڲ˽ȥҲFж܇N˾߃r_l(f)ƱİmȻʡ܇ͨf(xi)yʡ@ЩI(y)MͣƱa̎2%ֵڲСN˾fؓ^ĿǰڏV|ʡֵ^(q)Դڲٶ܇N˾á߃r_l(f)ƱֶӱUֵ
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ĿǰĶշ҂ÿ¶]҂ǷɽĶ܇N˾һ´300f500fԪĠII(y)룬2%ıÿ҂ҪU10fԪĶٿ۳II(y)ɱ齛N˾҂Ҳе҂܇N˾ϣڷχҎ(gu)rCϷI
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܇u˾ϽֵcfͨεfMߌ܇҂@ۣȲMоSҲMҲf^вڡֵQǶȿ܇һNm(x)HֵƷ
PҎ(gu)һf؛ԭֵͿⶐȻĿǰu˾횳Ҫ܇öC߀Ҫۂöÿuһv܇Ҫɽ~3%ϽöuٍXֻÁ
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