2?8?????????????????????,???????????,?????????????????????????????????5000??, ??
????:???
??-????????????????????
2017????????????10?????
??2?????????0.4%
???????????300??????(?)
GIF-???????????????????
??GIF-?????????????????
??????????????:??????
?????20????????????????
????“??”A???????????????
??gif-?????????????1-1??
??????9???????????????
????:???????????????
??:????“???”?????????
GIF-????!???????????
???????????????????
4?10??????????10????13?
???:??????????????????
???????????????:????
??????????????????
???????????????????
??????????????????????????
??-??????????????1-0??
???:??????????????????
????:????????????????3.3?
??????:?????????????