?? ?????????“????????”???
????:1???????:?????
2???????
3?????????????
4???????????
5???????
????????????????????8???5?? (??????????? ???????????)???????????????8??5????,????“??”?????????????,????????????????????
??(COBRA)??????????????????“?A???”??,?,????????????????????????????????????,???,???“??????????”????????????????
??,?????????13????,????????????????????????????????????????????????????????????,??????????????????????????????????,?????
?????7????29??????????17??????,????????????????3????6???9????????,??8???????????,????????,?,???
???????????????????,?????????,???????????“?”?????????????????????420?,??,??????(????????) ?????????????????:?????