8????16???????????????12???????????????,???????????????,???????,???,?????????????,?,?????????,?????????“??? ????????????????”?

?????????????????????????,?????????,????,???????????????????????????,?????

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

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

??“?????”????

?? ???? ??????????

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

2???????

3?????

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

5?????????

8????16???????????????12???????????????,???????????????,???????,???,?????????????,?,?????????,?????????“??? ????????????????”?

?????????????????????????,?????????,????,???????????????????????????,?????

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

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