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

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

3?????????

4??????

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

???12?????19?? (???????? ??????????????)?????19??,????,??,?????????,?????????????????????,????????????

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

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????????????(????) ???? ???

??????????????,????????“???”????????,???,???????????????????????????????????,??;????;???????100??????,????????????100???????????,???????????????????????????????,????39.7??????????????????????????????????????????

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

????????????????????,????????????????????????15%,??????????????????????????,????30????;?????????????30%??????????????20%,???????15%;??“???+????”?????????????????????????????????????????,??????????????????

????,??????????????????,????????“????”??????,11????10??????????????10%?(????)

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