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

????:1????????????:??????
2???????????
3?????????
4??????
5???????
????2????????????20????????????? (?????????????????????? ?????????)???????????,?“??”???????????????????????????????,???????

?????????8?,??,???????????????????????,??????????,????????????????????????,??
“??,??????,????????????????,????????????,????”????????,?????,?????????,???????????“??????????”??????????????????????????,????
?,???????????????????????,??????????????????????????????????,????????4?????????????????,???????????????????

“??????????????????????????????”??????????????????,??????,????????????,?????
??,????,??????????????,????20?????????????,??????????????,???????????????,?????????(??????????????????????)
????????????????????:???????????