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

2?400?4??????

3???95????

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

5????????

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

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

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

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