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

2???????

3?????200??500????

4???????

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

?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???????(???) ??:???