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

????:??1960????:?????????

?10????9?? (????????)??(???“??”)9??,9?29?????????10????????????8?????????????,???10????????,??????????

??,???1.77????,??1773.9???,????????????8??????????1700???????,??10???????1???2144.8????,????????????????;???????????1.15??,??9?30????????????1172?,???

??,??????????????????????,???????????????????,??,????,?12237?????,?????????????????

???,??,?18.8??,???4328?????????,??2.4%,??1.15??,??254??,?2.3%?

??,??????4336??????,?????371????????????????????????????????,????????????????????(????????) ????????????:?????????????