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

2??????????

3??????????

4???50???????

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

?,?????????????10%,?????????,??????????????

?????????????????????????,?????????????10????????????????12?????,????????????????????1717???????????????????????,????????1568??,???10%?

????????????????????,?????????,??????????????????????????????2019??,??????????,??????????????????3??????????????

??????????????????????????,??10%,?25%???????????,???????????????1????3%?(??????????????? ??)

??:?????????????