иҪȡø߷иԇеĕrgұҪ@ЩиĂ俼дҾҪ
һ3-5
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ڶ22-26
иČ2226犣
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c.(dng)֪߀5犽Y(ji)rһ㑪(yng)ԓѽ(jng)һlѽ(jng)Y(ji)βҪ_нY(ji)β(ųһlɵĩνY(ji)һĿ)
1-3
zҪ1-3Ђ(c)cؙz飺
a.䷨_ÿԒ^ZҺξֻһ^Z
b.rB(ti)½^ʹõһF(xin)ڕr;һF(xin)ڕr˷QҪʹÆΔ(sh);ʹ^ȥl(f)rõ^ȥr;c.^һ°m(x)(x)5ƪԴ_rg}
3ᘌиĕrgηĆ}Uϣҏ(f)(x)и