îI(y)WӍ
һPI~RҪ
иԇĵһPIǣ~һҪ҂֪иĆ~^ȥи@ӵڅ^ȥиxֻ350ÿƪиӵ700ÿƪ~RĿȻ^~Rռıؑԓx}Ŀ1/4҂چ~@һPһܺõͻƵԒڿиǷdzЎиx͘˜ҲҪ҂8ǧҵ~R@ӵ~RͬWxһĕrČWЎͬWһġ²xϵϵK
ڶKZ6}Ŀһڶ} ʣµĶڿ Zʲô fxľC\õWоCHеӢĽKڌҲ ˪߀һƪCόҪ҂x ٸ(j) xăȥһƪF(xin)ҵČW߷ֵĶ eeďҲhڂ俼^̮~ һc| A
F(xin)҂ͬW ϵĵõ^ȥö࣬Wվ϶кܶ ϵd߀ȥһЩWľWվȥеѽƬvnƬȥ@҂ǷdzģȻ҂ VOAȏV(ji)Ŀ
PIӛPӛиc
Ҳиɹ俼PI֮һǰ҂l(f)F(xin)и߀һЩ@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)ZҲһӵZ俼ӛPӛZ3456}ҪӛPӛ3456}Ҫ҂C xăȥ^ش}x fCһ𣬟oՓx߀ ϶Ҫ҂ӛPӛdzdzڌҲһӵֵľCόҪ҂xһƪ һƪȻٌPӛӛñ^õԒǺЎ҂l(f)F(xin)䌍иPI Ҫ~RҪپѸԼӛPӛ@Щиĸ߷䌍·Ɍ
҂һώǽ̿ZώؿRWI(y)xĕrһֳɺܶWСM4һСMһؓ؟ӛAڵĹPӛһؓ؟ӛڵĹPӛ@һӛ˾oӛĩԇ֮ǰһѹPӛһȻ@ЩPӛһһһ@Ӳܴ߷֣ٿԱC}Ǵ߷߀Ҫ~Ŭ
һPIc VS TPO