???????????????????????
????:1??????????:????
2?????????
3????????
4???????????
5???????
????2????2?? (??? ??????????????????)2???2?????????????,??,????????,?????????????,????,???
??????????,????????????????,??2??????????1????????,????,????????????2???????????????????2?,?????????????,????????,??,???????????
??????,2?????????????2???????????,??????,????S2???????????G5???G4215?????????????????,???,G42???????
???,????????????????????,???????24???,?“????”?????,????????????????????????????,??????????
???????,??????,???????????,????????????????????????????????,??,??????????????????????,????????????????,???????????????????????????????????????????????,????,????????????????????????????????,?????(??????????)
?????:??