(1/2)ҳ
ڷ籤һ۵IJֿƻͨľʴŽصĴһп֮̽⡣ѬζڸľĸϢİ˱ͱʼԼûľƱʮ̻˵ĴΧԣÿ˵϶Ų̶ͬȵĽǡ
վڳľͷ˫ֳ
ãס橵֣һϻص˷䣬Ȼصع˷š
˭֪ȥץ˼ʱԭʯľһţ˳˼ǰһ½˴ˡ
ҵ˶ɵӣǰô£˵īûϵǴŵġҲīΪ½ұȻЩĸоҲˡ
˼תѣһʱ֫泩Ҳ࣬һܣڣɫɴ´ơ
ӻóһӣݵ˵
ʵѾˣϷϵͳΪʵлȥϵͳܹҪ㡣
Ųŵؿ̧봥Įȴڰиһȥ
ʮߵĴӣӲDZֻʮߵġ¾ϣһײ
Ƴ˵лʦȻӹݸƶͣһһ롣
ԼҪ죬ԼҪĿżʱܹ
һߵȴΪͬԵְաⷬ˫ֲ˼£ͷðϸܵĺ顣
ɽҲн죬㲻˺ܶҪԸôûˡЦ
һڲھԾֹʱ¶ȽΪ0ȡ
ǵ֣ԼκĹ·ʱΣա
ҴȥôμӣǾ濴Ҳܿôģⲻһѧϰĺû˵DzǣⷬԵǼҵĺġ
Ҳû̫࣬һ䡣óԿ״ţʹЦҿҲ˹չɧЦߵ˸Եķ䡣
˭˵Ҵһд֮¡
(1/2)ҳ,һҳĶ
ǩĶ