?? ???????????:????818.6???,???48.8%
????:1????????:??100?3???
2???????
3?????????
4???????????
5??????16?14?
???11????????????????????????22?????????????? ????22????????????????????????????????,????????????,??
????,??????,??????????????????29????????,???????????????????????????????????????????15?????,??????
????????,?????,???????????????,??????????????,??,???818.6??,?48.8%;????,??????????488.5?????????????????????,??78.6%?
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