?? ?????????????
????:1?????????:??????
2???????????
3???????wx
4????????????
5??????????
???????????????6??????????5?????????????????????? (?? ??????????????)????????????5??????,?“????”???????????
?????????????????5?????????????????????11???????????????????????????????(PCR)?????
“???”,????????,??????????????????,????????????????????????????????????????????????????????????????“???????”,???????????????“????????”,??????????????????
?,???“?????”????????????,??“??”?????????????,???????????“????”?????????11??????????????????????(PCR)???,??????????,??“???????”?????(??????????????) ?????????????????????:????????