F(xin)ڵλã(y) > Ϣ > Ԕ(x)(ni)
GtÓܛBӈDُ(gu)IÓĿ͑obՈ(qng)(lin)ϵ҂ЌI(y)ļg(sh)ָ̎(do)bӱ˼PܶF(jng)(yn)Ó-I(y)Ʒ|(zh)Чʸ߹(ji)
1Ó朽ʾD1
Ó朽ʾD2
I(yng)a(chn)ƷУÓˮ؇UҺwUˮٟtpw併؇C(j)ÓSƷr(ji)(bo)r(ji)