????2???8????????????????? ??????8??1500??,????????2?23????965????????????????????????????????,???????,??“???”,??????????,???????????
??????????????????????????????????,??????????????,?????(???????????????? ?)
??:???
??3???????????
?????????????????????
????????«????»?S?F4????
?????????????????????
??????????????????????
???????????0.6%?????????
??«???»??????????
?????????????????
???????????“??”??????
????23?????????????
????????????????????
?????:IS??????????
????:???????????????
«????8»??????BB-8??????
10????20???????????????
«????8»??????BB-8??????
???100???7????5???????
?????????????????:????
????????????????????
??????21?583?????5830???
??3???????????
????:????????????
????!?????????????????
????????????
?????????2??????????