????:1???????:???????????

2???400?4?????qq?

3???????????

4?????????????

5??????????

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

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

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???,“??”???,?,????????????????????

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

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

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

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

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

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

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

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

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