????:1????????????:?????????

2???????????

3???24????

4???????????

5????????????

?????11??????????????22??????????? ??????????????22??????????,????????,???

????????????????????,???????????,??????????????????????????29?????????????,????????????????????????15???,?????????

????????,?,?????????????,????????,??,????818.6??????????,????????????????????????48.8%;?????,???????????????488.5??????,????????78.6%?

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