?? ??????????????:“??”??
????:1???????:???????
2???????
3?????????
4????????
5??????????????
??11???????????22????????? ?????22??,?????????????????“?????????????????”??????????,??????????
??????,???????????????????????????,?????????????????????????,21??????????????????“????????????????????????????”?????????????,?????,?????????????“?????????????????”????????????,???
?????????,“????”??,??????????????????“?????????,??”?“????????????????”????
?,“??”??,??,???????????,???????,???????????????????,???
???????????????????,???????????,??????,?,??????????????,????????????????????????????????“????????”??????????,????????????????????????????????????,?????????????????
????21????????,???,??“????????”??????????(??????) ?????????????????????:??????