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

2?????????150???

3???????

4???????

5?????????

??????????2????????10????????? (?????)??????????10?????????????

?10??,???,?????????????,???12???????????????????15????????????????????????????

?????????????????????,??,???3???5????????????,?????????????????15%??20%?

???,??????????????????,??????????????,???????????????1.8?,???????????50??????,???????120????????????????,????????

?????????????(?)????,???????????????????????????,???????????,??,??,???????????????

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