?? ??????????????????:???
![](https://image.chezhanri.com/2019/1113/2c31b8b5875b7fcfe8c87a74bc6fbda5.jpg)
????:1?????:?????v
2??????
3?????
4?????????
5????????
??6?27???????? 6?????27????????????????????,????,???????????
???????,??????????,????????(G7)??????????,????????????,????????????????????????????????
?????????????????????,??,??,???60%????????????????????,????????????????????????,?????,??????????????????????????,??????????????????????????,???,??????????????,???????????????????????????????,???????????????????,?????????????????????
???:??????????