2?7?????,????500?????????1000?????????????????????1500???
????????????1500??????????,??,???????????2?16????????538??????????????????????????????,?????
????,??:“?,????????,?????????,???”???????????????,??????????????
(? ? ???????)
?????:???
??«???»??????????
????23?????????????
?1??????????????????|GIF
????????22??????:?????????
??:??“??”????????????
???????:???118????????????…
???????????????????
????????????????????
????????«????»?S?F4????
????!?????????????????
???:??????????????????
???100???7????5???????
??«???»??????????
???????3??????????????
????!?????????????????
?????????????????
????????22??????:?????????
????????8?18??????????
?????????:??????????????
????????????????????
???!??????????????????
???????????0.6%?????????
?????????????????:????
??????????????????
??????????????“????”