?????????????6????21?????????????(????????? ??????)?????????????????21????,?,??????????????“????????”,???????????

????????“???”,??,??????,???????????????????????????????,????

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

?????????????,??????????,?????????,??????,?????????????????????;??????????,??????????,?????????????????;??????????,??????????“??”??????,?????????????????????????????????

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

????????,?,????????????????????????????????,?????,????????,???????????????,?????????????,??????,?????????(??????????) ??????:??? ??“?????????”????

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

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

2???????

3????????

4????????

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

?????????????6????21?????????????(????????? ??????)?????????????????21????,?,??????????????“????????”,???????????

????????“???”,??,??????,???????????????????????????????,????

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

?????????????,??????????,?????????,??????,?????????????????????;??????????,??????????,?????????????????;??????????,??????????“??”??????,?????????????????????????????????

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

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