????:1??????95??:???????????

2????????

3?????????

4????????????

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

2???????????????20?,“???????”???????????BG????????????BU???????????,???????????????

?????,??,????????????????????????,????????????,????????????14%???????????????,???????????1.2???????????,??????????????????,?,???,??????

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

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