?????????40%

???????????????????? (??????? ????????????? ??????????????????????????????)??2.4?2025????????3.5??????4???????????,??46%?????????????66%,??????????,?????????????????????,????,?,??????????????????????,?????,????????????

?

1?????15????,????,?2.4???????????????2025?????????3.5?????????????4???????????,?????????46%???????????66%?

“??????????????,??????????,??????????????,?????????????,?????????????,?????????????,???????????????????”?????,??????????????????????,??8??,?????80?????????????

?,??????,??1980????????,?????????,?????????,???????????????,????????,??????

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

?????????,???????,????????????????:?????????????????????,?????????,????????,??;??????????,???????????????1949???????~1967?????,????,??? ?????????:?????????????????