?11????????17?19??????????,?,???????????

?????????????,???????“????”??????????????(G20)?????????“??”,?????????“G20??????????????”????????,??,??G20???,???????

??????????????????????????????:????????????? “???????????”_????

?? ??????:??????????????G20??

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

2?????

3????????

4???????

5?????????

?11????????17?19??????????,?,???????????

?????????????,???????“????”??????????????(G20)?????????“??”,?????????“G20??????????????”????????,??,??G20???,???????

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