7?7?,??,????????????????????,??????????????????,??,??????????

7??7??“??”???

?????,7??????????7??????????????“??????????”??????,????????

??????????7????????7???

?7???8????,??,????????????????????????????,????????????7???????7????????????????

7????7??????????

6???????????7??????????,????,???????????????7?6???????????7????,?7?9??

(??????? ????? ?) ??:?? “???????”_????

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

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

2???????????

3?????SN????

4?????????

5????????

7?7?,??,????????????????????,??????????????????,??,??????????

7??7??“??”???

?????,7??????????7??????????????“??????????”??????,????????

??????????7????????7???

?7???8????,??,????????????????????????????,????????????7???????7????????????????

7????7??????????

6???????????7??????????,????,???????????????7?6???????????7????,?7?9??

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