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һPI~RҪ
иԇĵһPIǣ~һҪ҂֪иĆ~^ȥи@ӵڅ^ȥиxֻ350ÿƪиӵ700ÿƪ~RĿȻ^~Rռıؑԓx}Ŀ1/4҂چ~@һPһܺõͻƵԒڿиǷdzЎиx͘˜ҲҪ҂8ǧҵ~R@ӵ~RͬWxһĕrČWЎͬWһ²xϵϵK
ڶPI Ҫ
ڶPIЇf һҪһҪſ҂ҲѸ߷Wĵúʹҹһ@ЩͬWĂ俼^҂l(f)F(xin)һcеĸ߷ͬW һǷdzďʲô?иЬF(xin)ĿҪ҂ һK҂ ֡
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F(xin)҂ͬW ϵĵõ^ȥöW(wng)վ϶кܶ ϵd߀ȥһЩWľW(wng)վȥеѽƬvnƬȥ@҂ǷdzȻ҂ VOAȏV(ji)Ŀ VOAҲһЩ|҂俼ҲǷdz߀ĺܶ҂˸X“̽”Ӣİ挦҂fǷdzһ俼ܶ}Ķ^ии x^@ҲDZ^õԿ Ԓҽh DzϧһдrM@ӌ҂иfǷdzġ
PIӛPӛиc
Ҳиɹ俼PI֮һl(f)F(xin)и߀һЩģ@Ҳ҂ڽ̌W^̮к҂ώڷeOиԇ^аl(f)F(xin)һҪ——и߀eؿһWӛPӛʲô@ôf? һ һξ56^ȥ ^Л]}ĿF(xin)f@ԺŽo}ȥ} ^̮ҪӛPӛȻ(j)ĹPӛȥش}Ԓش÷dzI(y)ZҲһӵģZ俼ӛPӛZ3456}ҪӛPӛ3456}Ҫ҂C xă(ni)ȥ^ش}x fCһoՓx߀ ϶Ҫ҂ӛPӛdzdzڌҲһӵֵľCόҪ҂xһƪ һƪȻٌPӛӛñ^õԒǺЎġ҂l(f)F(xin)䌍иPI Ҫ~RҪپѸԼӛPӛ@Щиĸ߷䌍·Ɍ
Yһ ώҪWڿԇĕrȰԼIJݸ弈ֳɎ״K@ֻӛһ}@}ֿԷ֎Kȥӛf@ƪµ}һСcСcСcÿһcôȥӛ䌍ڌH ͿZԇĕrӛPӛһ Tģ@҂feӛPӛĕr߀кܶС[Tкܶķ̖ʾijһӢĆ~f҂fһ^̖ϵļ^̖ʾl(f)չ^ã¾ͲǺܺһͱʾ]҂ӛmarket@~ͷdzM⣬MKTͷdzdzеĆ~ֻһĸҽhڿԇ֮ǰһB(yng)ӛPӛĺTͬrѸB(yng)һmԼӛPӛͬrӛPӛͬWxҲǺܱҪġкܶώǏćڸ@Щώ^҂l(f)F(xin)ӛPӛHǿиһdzҪҲW܉ɹȥıʲô?(sh)ЇͬWȥԺǰ¶һDmf̫Ҳ v߀ ̫ԺܶЇWһСPvȥ ʹµmڡ҂һώǽ̿ZώؿRWI(y)xĕrһֳɺܶWСM4һСMһؓ؟ӛAڵĹPӛһؓ؟ӛڵĹPӛ@һӛ˾oӛĩԇ֮ǰһѹPӛһȻ@ЩPӛһݣһһ@Ӳܴ߷֣ٿԱC}Ǵ߷߀Ҫ~Ŭ
@fӛPӛWnõdzPIF(xin)ھպ@@҂WoՓxҲ߀xҲijɹҲЎģ҂˸XиĵɹPIΰѹPӛӛøһЩ
һPIc VS TPO
ĂPIcǿǰһҪ fx헵ߴֻҪкҎ(gu)ͲІ}ǰģи߷ǷdzPI҂F(xin)ҲѺl(f)еęĿԇo̲ȫM^ˣĵɵĽ̲ģ߀һЩijĽ̲ȫMM҂@Щģ
@ģ֮ҿETSľW(wng)վһa(chn)ƷTPO@ģ}u30@Щ}Ŀ҂feFģʲô?ETSи}䌍^ȥ^}ԺܶͬWԺl(f)F(xin)ķ֔(sh)͌H֔(sh)HиԇyһģһӵTPOϙCMпԇ@ӾͽoVӿԇͬWṩϙC͌(zhn)ęC
҂һдĽ̲ĵĽ̲ĵȵһЩ̲ڶTPOeFF(xin)ѽ(jng)6}ֱӵETSľW(wng)վͿԡЇfoՓκοԇֻҪ(jng)^ģM}ӖܿóɿҲţֻҪ҂}ʮW(wng)jˎиԇĆ}ܿMijɿ
ЇfoՓκοԇֻҪ(jng)^ģM}ӖܿóɿҲֻҪ҂}ʮףW(wng)jˎиԇĆ}ܿMijɿ