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2)Ѻ܇ҲՈ30犃յ
3)ϢMoMouM
4)߷ſ_܇vr90%ṩӋϢաSS߀
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䮔ИI(y)ИI(y)һN̎^ķʽҲwF˵䮔еĽcһڿ͑Y}δH䮔һ㶼c͑MЅf(xi)f(xi)δ^u׃u䮔оc͑MМͨõĿҲڿ۳ϢԼu׃uPM֮߀o͑ڵ䮔^͑벢CărֵҲǵ䮔Ҫ؟
ھڵ䮔؟ι˾1994Ǻʡĵ䮔֮һ,ڇȸжҷֹ˾