Ո87Ӎ (ӛ)ڣIJTоCψ(zh)Ļ֧ڌWɺˇشʩzаl(f)F(xin)ֆλҕ̶Ȳ䌍ߴʩλҎ(gu)rҎ(gu)䌍شʩ87ľְl(f)o֪ͨMһWɺˇ
֪ͨWɡˇǰһɲekӸِȸˆTۼԵȺwWɠII(y)gҪM֮gCˇҪMڈȻӕrעⱣһxȺܼ
ָ֪ͨ䌍I(y)w؟ΣWɺˇҪڸTָȫ䌍صȸ헹ӏˆTԛQ(zh)ˆTӛywغ͒ߴaMII(y)ȹƶսӴ^ƽrȫ50%أҪȫÈl(wi)坍փY䌍شʩr֏͠II(y)
֪ͨQ^(q)ľֺоCψ(zh)Ļ֧ҪӏO(jin)z(zh)¹ڷҪ__ŹҪҕ鹝(ji)p؟Pͣ