??????????2??18????????????? ?,??,???????,«??»??????????????????????????18??
???,«???»??????????2??19???????????????????????????
2??22???????,??
??????????:???????????
????????:????????????
????3???????7.2%
4?3?22?????????
????????????????“??”
?????????????????
??????:??????????
??????????????12???
??????????????????????
?????????????????????
?????????????????7???
?????????????????????
??????H-1B??????????????
??????:??2??6??????????
???????????10????????
?????????????????“??”
??????????????????????
?????????????????????
??????6.6???????10??
??????0.7%???0.8%
??????GM??:???????????
????????10?50????????
?????????????????????
?????????????:????????
???????????????????
Android??Windows??????????…