???????????????????? ?????

????:??????????:????????200??

??????7??????10??????(??? ???????)“?????????,??4???884?????????????,???”????????????????????

???????,???????(PCV)????,??,??????????,??PCV????????

???????? ???????????

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

??????,???????????????????5??????????????,??????????????????????????????????????????????????,???????

?????????????3?????????PCV-13?,????1??2???????????,???????????,2019???PCV?3?????7.3%,????????????????????47.9%???

??????,???????????????????2014????????????2022???PCV???????,???????????PCV???????1????????????????3???????10%??????????5.96%,????????,???????????????

????????????????????????,?????????????????????????????????,????????????,???????,??????????????????,2017??49%???????,???????????????

?????

?????????????PCV?????????????????????3??????400?????1300????????????,??????????3+1????????????????????,???,?????????????????4???????????884??????????????????????????????????????????

????????????,?????????????????????????,2021??????,???6?????2?????????1????????PCV13(???630???/????????)???

?????“?????,?,????????????29.7%??PCV???????????????????????????????,?,???????????????????????????”???

????????????????????,??

???????????????????????????????????????HAPEC(PCV-13?????)??

???????????????????,??PCV???,???????????????????????????,???,?PCV?????????????????(???????????????) ????????????????????:???????????????