ָ: Wear
    
: ĥ & ͼ     

λ: 
   1 ʽܱ         Yģ    ->   ĥ
   2                   Y_ģ2   ->   ĥ 
                        
Ͽ -- ɱ޻ӹ, ()  

 -- 趨 ͼ, ʵ,,,,ɫ

½ -- ͼѴ<ĥ>֮²ִд˹
         ĥͼ 1˿, 2ĥ, 3ĥѨ

ѡȡ  1 ˿  2 ĥ ,ٸֵڶ<10>,   ĥͼ

ѡȡ  3 ĥѨʱ,Ὣ 1˿  2ĥ ɾ 
         ֻ3ĥѨ滻 1˿,˿,ע
