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

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

3???????????

4??????

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

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

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

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

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