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

????:??????:?????

???75??,???????????

?????????

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

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

1949???,?18.9???????,???3.5???????,??,“??,??????????,????”???

??,?????????700???,?????????8.75????????;????“????????”,???????????????????????,??“??”?8????,?????T?????

?????????????????,???,20152023???????,???1.9 ?????????????144.7????????

?????????,??????100%????????????????????,????

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