?????????????????????2????????????????????????12?? ?????????????????????12?????????????,???,???,“???????????????”,?????????????????????
?,???,??????,?????????????????????2758???25.1????????“?”?,?“?????????????????”,?????????????,??
???????????????,???,?????,???????????
???????????????:??????????
????????????????????
????????23????2???????
??????0.7%???0.8%
???????????????:?????????
???COS??????????:?????
??:??????????????
??????????????12???
??:????1??????????????
????????????????12?19?
?????:??&????????????
?????????????????????
??????:B?????????????
???????????????????
???????????????????
????????????????????
??:??????????????
??:????????????11?45?
??:??????????
???????!??????20???????
????????????????????
????????????:???????
??????GM??:???????????
??????????????????
????????????:????????
??????H-1B??????????????