??????2??1?????????????????????,?,??
????????????????????????????????????1????31?????,?????????,?????6????????????????????????????????????????????????(????????? ????)
??????????:?????????????????
??:?????????25????1???
??????????????????
??????????172?4.9???36.7?
???????????????????
???????(?)“??”“??”“??”????…
??????????????2000?????
????????:????????????
????3???????7.2%
????3???????7.2%
????3???????
???????????????:?????????
?????????????????????
????????10?50????????
????????????:???????
?????????????????
?????????????????7???
?????????????:????????
??????????????????????
????3???????
?????????????????????
???????!??????20???????
??????????????360°????
????????23????2???????
?????:??&????????????
????????????????????