??
????????????? (?????? ???????????????? ?????)????????2.4?????2025????????3.5????4???????,??????????????????46%?????66%,??????????????????????????????????,????????????,??????,??????,???????????????????????,????,???????????
?????
1?????15????????,?????,?2.4?????2025??3.5??4??,?46%?????????????????66%?
“????,?????????,???????,??????????????,?????,???????????????????,??????????”????,??,????????????8???????????,?????????????80?????????????????????
?,??,?1980?,??????????????????????,?,???????????????,??????????????????????????????,???????????
???
??????????
????????????
???????????,??,?????????????“?”????????????????,?,???????????????,???????????????????????,???????????????
????,????,??:?????????????,???????????,????????,??????????;??,?1949?????????~1967???????????????,?????????,??????????????? ????????????:??????????????
?????????
??????????????40%?????????????