?????????2?14??????,???????????????????????????
?“??”????,?“??,?????????????”???
????32???????27???????????????26????85???????????????,????(? ??? ??????????????????? ??? ????????????)
??:?????????????????
??GIF-???????????1??????
??????:?????9?9??????
????????????????????
????:?????????????????
????:???????????????
???????????????????
???????????????????
?????????????????????
??:?3???????????
??GIF-?????????????????
??-4???????????1-2??????
????????????????3???
??2?????????0.4%
???100?????3???????
????:?????????????????
??-4???????????1-2??????
???:??????????????????
?????20????????????????
??:??????????????
??????????????4?????2??
??GIF-???????????1??????
????????????????high?
????????????????????
??????:?????9?9??????
?????????????????????