?? ??????10%????????????????????
????:1???????:??????
2??????????
3???????????????
4????????
5???????600?????
??????????????2????????????????????2???????? ?????,2?????????2??????????,???????10%???
??:??????????2??1????????,????????10%????????????????
??????,?,????????10%??????,?,????,????????????,?????
?????????????????????????????????????????????????????????????,??,?????,??????????
??????????????,??????????????????????????????????????,?????????????????2019?????,????????????????????,??????????????????????????????????????????????????,??????????,??
????????,??????????????????????,?????????????????????? ????:??????