???2????6?? ????,??????????2?????6???,????????????,??

????:????

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

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

????????2???4????????,?,???????????????????????? ????????????????? ?

????????????????,??5??????????????(NSC),?????????????????6????????????????????,8?????????

???:?? ??“????????”????

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

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

2?????

3????????????

4??????????

5???????v

???2????6?? ????,??????????2?????6???,????????????,??

????:????

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

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

????????2???4????????,?,???????????????????????? ????????????????? ?

????????????????,??5??????????????(NSC),?????????????????6????????????????????,8?????????

???:??