??,??????????????????????????????????????????????,???
???:????????
?????????????:??????????
???????????:???
????:???????????????
????1???????????
???????????????????
GIF-????!?????????????
??-?????????????????????
???:??????????????????
??????????????4?????2??
????!?3?????9.8?????????
?????????????????
????????????????????
???????????????????
???????22?????:3??????????
????:???????????????
??2?????????0.4%
??????!??:???????15????
??????????????3???
????????????????????
??:????????????????????
?????2??????“??”?????
????:??“??????”?????????
??-????????????1-0?????
???????????????????
????“??”A???????????????
??:?3???????????
???????22?????:3??????????