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

2?????

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

4????????

5????????

????

“?????????????????????????,??,???”

???????G20?????????????????,???“?”???????????????,??????????????????????????????,????????????????

“???????????????????????”??????,??:???,???????????????????,??????????????????......?????????“?????????????”“?????????”??,?????,???,??????,?????

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

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

?:???????

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

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

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