??2??????14?????????????? ?????????13????????????,?????????????,?????????????????14?,??,??,????(?????)
??????????:????
??????????????????
????????:????????????
????????????25?????
??????????:?????????
???:??????????????
?????29+7+5!???:??????
26????????????????27????
???????????????
??SEC?????????PE??????
???!????????????????
?????????????????5???
???!????????????????
?????????????????????
?????????????????
?????????:73??????????
??????????:???????????
????????????39?????????
??????????????????
??1?????????5.5%
26????????????????27????
???:?????????????????
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