?? ????????????????????????
????:1?????90???????:????????
2?????????
3????????95?
4?????????
5??????
??????12????????????????????????????????????19???? (??????????????????????? ??)12??????????18???,???,??????
????????,???,??????2.6???????????,???????G76??????,????,??????????????,?????????????,????G206???,????????????,?G206????????????,????????G35???,??22.965?????,??36.04????????????????????
???????????????????????????,??????,?????????????,????????????????????
???????????????????,?????“??+?”“??+????”??????,????????????,??????????????????????????????????????????????????????,????????39??????????????????,??1????????????????,????????????????????????????(???????????????????????????????????) ??:???