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

2?????

3?????300?3??????

4???150????

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

???????????:??????????????9??????????????27???????????,?????

?,???,???????19.4?????,??2.77??,???????????????0.7%?

???????????????:“??????15.26????,??”

?????????????????????????,????9?????30??,????????10??1??,????????????????10????????5??????????????,???????????,????????????????????????????????????????????????,???????????????

?????????????????????,??,?????????????????????????????????????????????????,?????500??????????520???,??????????????

?? ????????????????????????????19?

?????????????19???????????,????????????????????,???????????????????????????

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?,??????????????,???,?????,???????“??????????????????”???

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