????????????????????2???10?????????? ??:?,?????????????????????,?????
????:???
??2???????0.8%??????
?????????????????????
????????????????:?????
????????????:???????
??2?????????:?????????
???COS??????????:?????
??????????????????
??????????????12???
????????????????“??”
?????????????????????
???????:????????“???”
“???”?“???”,?????????????
????????23????2???????
????????????:?????????
?????????????????????
???COS??????????:?????
??????6.6???????10??
?????????????????????
??:?????????????????
???????????????????
?????????????????????
??????????!??????????40?
??:??????????
Android??Windows??????????…
????????????????12?19?