???????????????????2???6??? (??????????? ????)?????6????????
????????????:??“????”???,???????????????????
???????????????????:?????,?????????,????????????,???,?????????????,???????????????????????????,????????????????
????????,????????????“?”????,??????????
????,???????????“??????????????????????????”??????,????????,?????1967??,??????????(???) ?????????:??????
?????????????????????
??????0.7%???0.8%
???????????:??DQ??????
????????23????2???????
????3???????
??????????????????
??????:?????????????
?????????????????7???
??????????????????
?????????????????7???
?????????????????????
??????:B?????????????
?????????????????7???
??????:??2??6??????????
?????????????????7???
????????10?50????????
??????????????????
??:??????????????
????3???????7.2%
????????23????2???????
??2?????????:?????????
????????????:?????
??????6.6???????10??
??:????????????
??????H-1B??????????????