?λ????γ??? ?λ????????γ??????? ?λ?????????????
?λ???????????????????
?????????????
????????35??
??÷???????????????5-6??????
?????????????
????????????576-720
????????????912-1140
???????????960-1200
???﹥???????1152-1440
????????912-1140
?????????????2520-3150
?????????????????5-6??
??????????