?,??????????,??????????????????,?????,???,????,???,?????????“?????”????????????????????? ??
?,???????????????,?????????,?????????????,?????,???????????????,?,???“????”???????????? ?
???,?????,????????,??????????,???,?????,?????,???????????????“???”?????????? ???
????????:??
??????????????????
??????0.7%???0.8%
???????????????????????
??????????????????
??????????????
?????????10?????10????
??????:?????????????
???????????????????
?????????????????????
??????????????????
????????????:????????
4?3?22?????????
??????H-1B??????????????
????????????:????????????
????????????????????
????????:????????????
ISM??????????????
????3???????
???COS??????????:?????
???????????????????
????????????:?????????
????????????:???????
??:??????????
???????:????????“???”
????????????:?????????