???????????????????????2????8????? (? ??)?,??????,???????????8??16????,???????26????????????????????????42??????,???????????????????“?”???,37??
?????,?,?????????????7?8????????????9?????10??6?7???8???????9???,???????,????????
?,8??????????9??,???4.0?5.3????????,?????????????????????????3.5????????????5.0?????????????;??2.3?3.3????????????,??????????2.0???????????3.0???????????????????
???????,??,??????????,????????,???????????????????????,??(?) ??:??????????????
?????????????????????
?????????2??????????
??????????????“????”
????????“????”????????
????????3????????1???
?????????????????????
???????????0.6%?????????
????????:?????????????
??????:??????????????
??3???????????
????????????????????
??3???????????
????!????????????????
??????:????????????
????!????????????????
?????????????:???????!
????:12?11?????????????
???????:???2??????????
??????????1???
????23?????????????
????????????????????
?????????????????????
?????????:??????????????
????“??”???1270???5???
????:????????????????