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

2?????????

3?????

4?????????

5????????

?(???????):?????????(10???????????12????????????)????,???,??????????????????????????????????????5?????????????????

???????????????23?????????????,??30%???????,???????????10?????????????,?“??????????????”?

???,???????????????????????7?,?1200???,????????27???42?70?????80??,???40???2????????10???7????42??

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