????:1????????60??:????????

2??????????

3?????????

4?????????

5????????

???????????2???????12?? (????????????????? ????????????????)????????12????????????,???????????,???

?,??,????????,??????,???????????75??????,??????????????,???????

???????,???????????????????????????????????,??????,?????????????,??????????????,??,??????????????????????,????100????????????

?13?????????????,??????????????????????????????????,????????????????

???11????????,??????,??????????????????,??????(?????????????????????????) ???:????????