ҳ
ص
С
һǧʮ£ܵζ(1/2)
   ǩ ܹ Ŀ¼
    ʱΪ衢Ϊ־塢ΪںޣҶ¹һЩʹˮһȴͬҴûԼΪܵܶʹ಻ⲻֱʹ飬һ־ľ

    СҾǸijϵʧߣǸʱҸʲôǴܸУΪǴܵģȻʲô˵ģͲǵǸˣھôĥ֮ΪѾ㹻ǿ󣬲ͬ˱ǸЩҲ󣬶ҲԼ٣ҿ̫үͷ졣

    һ̶ϣҰζԸΪɽҲӡ֤Լ뷨һλᣬҴһʼҵļƻ˳ʱҾ;ԼѾƿؾˣϰֳ֮ǰҶôΪģСҿΪɽʱȻ⣬ϰȴıһС

    Һķôʹ۳ɹIJһ֣ɾĿļ֮ʱȴܴɣеŬ˲ͱú壬ʲôܴأԭú͵ľֻһ֮ң

    ʧܾȻ˵Ŀ£֮ǰԼΪĿҼǰѰ顢黹Ѻˣ⼸ҵȫҾԲ䡣ܲңпʵǺݺݵһڳ÷ŭĿй֮⣬Ҳ治֪Ǻˡ

    ȥܾʹʲôط֪ϾһͿصǶҪϰ֣Ϳ鶼УֻʹŻԶûϣ

    Ƕ֪˶ãֱ޵ѾûҲǿ̱һԵľɳϣ¶һƬܣ޷Ƶ͡˧ȵЩҪάȴԸΥˣò۵ĵطҺЩйô໶ֵʱ⣬͡Ըۻ֮ؽԼȫ׸ңȴȷȫûУҿϰ˵Ǹɡ

    ԶԶȻǻ磬ֻһ˵ĸγĶԱȣ˶ԻȥˣȴִѾûĵطʧܴʹҲ֪ҾܾϰҪһȥʱϰֻһʲôоûᵽʹأ

    ţȴͻȻ죬ӦǶ߽ŷǶܽſƵģҲ֪ˣʲôſڷűޡ

    ͼƺͷҵʲô鷢й⸽űޣվ첽ſڽŴ򿪣׼һ٣ϣܺͶԷһܣɵҸհȥûȿڴ֮ʱͱǰľŪˡ

    ֻǰǸղŶ߽űըм·ϣϰԷ·߰˼Сŵ񻨣ں֮󲻽Ȼ񻹺Ŀһ

    ֮ʱϰҲ߳ңûи˵ֻǴ˼漴͵֧̣СεȼҲΪ巢˸̫ÿÿȥһʱ֮ǰǸѾʼˣҼҶ᲻Сıյ

    ˣϰֻµ̻֮æͣɫĹӳһϿЦ⣬ƺָоһΪIJѵĴһ㡣

    һڶϰֵˣϰŸæԴС˳һƨɾҽµ̨ϣȻⲢ̫׳ľ

    ͷֱϵ񻨣ϰֵΪ֪ôۣʱǶϰֺȻŤͷҿڵʵDzˣֻ˸ıЩаҵļƴ񻨶ˣǼҪǷ˲Źأ

    ģÿι궼žķЩbɶ˼һЩƵıԹţҶܳϰֻЩǰҵСëˡ
һǧʮ£ܵζ(1/2),һҳĶ
һ Ŀ¼ һҳ