????2?14?,????????????????,??????????????“????”????«???»?????????
???????????,???????,????????,????????????????????????,????????????,????????????????????,????????????,???,????????????????????????????,???????????????????????
?????????????,???????,????,???,???“????”,???
?????????,??????,?????????(?? ???)
?????????:???????????????????????????
?????????????????????
??????????????2000?????
?????????12????????
???????????:??DQ??????
?????????12????????
?????????????????????
??2?????????:?????????
??????0.7%???0.8%
?????????????????????
????3???????7.2%
??????????!??????????40?
?????:??&????????????
ISM??????????????
??:??????????????
??????????????????
?????????12????????
???????????????????????
?????????????????????
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????????????????:?????
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??????:?????????????
????????10?50????????
???????:????????“???”
????????????????12?19?