Ʋ֮

ҳ
ص
С
ϵͳٳ(1/2)
   ǩ ܹ Ŀ¼
    ո˵껰ҹײ˹ЩDZĶ㿪óϵͳЩƹ֦ȫնϣЩżһͷ鼶ħ޺һͷ߼ʦħ޹Ȼ࣬ĻܻӶŵʱѰˣ˼ʹľǧ֡ڵʵ޷ӳǧֵʵֻħ޻ûʲôģֻһʹǧֺĶܻľʱһͷħ޾Σˡ

    ûôʱ˼ͷôܵԽԽͣƽaĻ޷ͷħ˺ʹôСҹıϣһյϣֱ˫ֺʮȵɷľݣǧ֣ϻ𡣡һ׵ķ񻺻Ȼʵǧ޷ȣҲ׳ۡ

    ֻħ޿һ϶˿־ı飬ٿŷ񣬼ֻȭͷͬʱֻħޣʣֻħ޵ȭ䵽ϣڴڵشŴͬʱ翵ͻȻ𣺡ϲðɱƺţӰ٣ж˫㣬ϵͳʼ˯

    ϵͳڳˣʲôҪ˯ǰɣôӣһ

ϵͳٳ(1/2),һҳĶ
һ Ŀ¼ һҳ