?? ???????????????????????? ????????
????:1???????:??????
2??????????
3????????
4????????????
5????????
???11?18?,????G20??????????????“??????”????,???????,?????????????????????????????????????,????????????????“???????”???????????????,?,????,??,???
???????????,??????“???”??“???”???,“?,???,???”
??,?????????????,??????
???????????:???????????????
????????:?????? ?
?? ?:??? ????
???????????????????????? ???????:?????????
?? ?????????????:?????
???:??