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

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

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

4?????????

5???????100?????

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

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

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