1.^λãֱ ɝЧһ
2.օ^(q)2օ^(q)Ӿ_Ŀ^ͣʹl(f)Ч
3.ַݣб_Ŀÿһ(g)^(q)^l(f)ͨ^бķַݷ_^l(f)͵Ч
4.ַݣȻ ^l(f)ֱ
5.Ƕȣ0 ^l(f)c^ƤgγɊA
6.оƽ
7.O(sh)Ӌ(j)̶O(sh)Ӌ(j)ԵһƬ^l(f)LȞ(zhn)
ǰ2ČW(xu)(x)Լ^l(f)Ľ(jng)vԭ߀(dn)ԼܷKˡ羚(x)r(sh)ע⾚(x)ָcƵ90Ƕ0ָF(xin)A^l(f)
ҪM(jn)һ(x)cָƽoNԼl(f)ٶȵ
|l(f)Ӗ(xn)W(xu)У l(f)ࣺYm
|