????:1????????:??????100????

2???spa500????

3???????

4??????????

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

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

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

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

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