?? ?????????????? ???????????
????:1????????:????????????
2?????????
3???????????
4????????????
5???????
?????????????????1?????????24???? ?????????????????(NBC)???,?23????????,?????????,???
???????????????????:???,“????????”
???,??“???????????????????6000???,?????”
?????????????????????:???????????????????????????????????,????,????“?????????????”,??????????????????1????,????????????????(???)????????????
????:??