????:1????????????:????qq?

2???????

3???????

4????????

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

?????????12??????????????26????????????????? ??,???????????????,??16.2??????????,????????4.7?????,????2.5??;??8000???,??????????????3000????,?????2300??????

???,??43???,??11.7%????????????????;??51.8?????,?3%??????,?????????????

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