Pڂ俼иԇĂPIҿYˎc҅~
һPI~RҪ
иԇĵһPIǣ~һҪ҂֪иĆ~^ȥи@ӵڅ^ȥиxֻ350ÿƪиӵ700ÿƪ~RĿȻ^~Rռıؑԓx}Ŀ1/4ң҂چ~@һPһܺõͻƵԒڿиǷdzЎģиx͘˜ҲҪ҂8ǧҵ~R@ӵ~RͬWxһĕrČWЎͬWһġ²xϵϵK
ڶPI Ҫ
иЬF(xin)Ŀ( Z)漰҂ hڂ俼^̮~ һc| A
ȥһЩWľW(wng)վȥеѽƬvnƬȥ@҂ǷdzȻ҂ VOAȏV(ji)Ŀ
VOAҲһЩ|҂俼ҲǷdz߀ĺܶϣX“̽”Ӣİ挦҂fǷdzһ俼ܶ}Ķ^ии x^@ҲDZ^õģԿ Ԓh DzϧһдrMߣ@ӌ҂иfǷdz
PIӛPӛиc
һ һξ56^ȥ ^Л]}ĿF(xin)f@ԺŽo}ȥ} ^̮ҪӛPӛȻ(j)ĹPӛȥش}ԒشķdzI(y)ZҲһӵZ俼ӛPӛZ3456}ҪӛPӛ3456}Ҫ҂C xă(ni)ȥ^ش}x fCһ𣬟oՓx߀ ϶Ҫ҂ӛPӛdzdzڌҲһӵֵľCόҪ҂xһƪ һƪȻٌˣPӛӛñ^õԒǺЎġ҂l(f)F(xin)䌍иPI Ҫ~RҪپѸԼӛPӛ@Щиĸ߷䌍·Ɍ
ĂPIc
ĂPIcǿǰһҪ fx헵ߴֻҪкҎ(gu)ͲІ}ǰģи߷ǷdzPIoՓκοԇֻҪ(jng)^ģM}Ӗܿóɿ