????:1?????q:??????

2?????????98

3????????

4?????QQ?

5???????????

????????????6???????5?????????? (??????????? ???)????5???????????????????????????,?“??????????????”???

???5????????????????????????????????????11??(PCR)???

“????????????????”,???,????????????????,???????????????????????????????????????“???????????????????????????????”,????????“??”,??????????????????????????????

??????????,????????????“??”?????,?????????????????“???????”??????????,??????????????“????????????????????”?????????????????????????11???????(PCR)??,?????????????,????????????“???????????????”??(????) ?????:???