???????12??20??? ??????????,??????????19??????????,???9??????????????8??????????????

  ????????19???,??9?????????8??? ?????

???????????,??????????????????????????4?????????1???????????????,?????,?????????????????????19???,??????,??????????3??????,?????????????,????????????,??????????????????????,???????????????????

???,?????????????????,???????????,?????,??????????,???????????????????????????????????????????,???

???,???,??????,??????,?????????????????????,??????????,?????????????

?????????,???,?????????,????

????:??? “??????”_????

?? ????????9???????????8? ?

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

2?????V

3???????

4?????????

5??????

???????12??20??? ??????????,??????????19??????????,???9??????????????8??????????????

  ????????19???,??9?????????8??? ?????

???????????,??????????????????????????4?????????1???????????????,?????,?????????????????????19???,??????,??????????3??????,?????????????,????????????,??????????????????????,???????????????????

???,?????????????????,???????????,?????,??????????,???????????????????????????????????????????,???

???,???,??????,??????,?????????????????????,??????????,?????????????

?????????,???,?????????,????

????:???