??,????????????????,????????????????“???????”,??,?????????
???????????,????????????????????????????????,???????????,????,??????????????,???????,???????????,??????????????“????”?????????????,????????????
?????,???????????????????????????????????????????????,??,????,???????,??????????????,??????????????????,????
???????????????,???????????????????????????????,??,???????????????“???????????????????”???????????????????????,????(????? ????????????????? ?? ??????)
???????????:????????????????
??2?????????0.4%
??GIF-???????????1??????
???2???????188??????16??
«???»????????:???????
??-4???????????1-2??????
??????????????3???
??GIF-???????????1??????
??-????????????????????
??????????????????
??gif-?????????????????
??1???2?!??????????????
??-4???????????1-2??????
GIF-????!?????????????
??????????????4?????2??
??2?????????0.4%
????????????????????
??????????????????
????????????????
???????????????????
??????9???????????????
??????????????4?????2??
??GIF-?????????????????
???????????????????
????!?3?????9.8?????????
??????9???????????????