?? ?????????????????????

????:1???????9598:?????????
2???????????
3??????????
4???????
5???????
????????????2?????11??(? ????????????????????????????)2??11???????,???????????????????????,????????????,?,??,????
???????????,????????????????1??,???????????????,????????,?28??50%???????,???,?????????????

?????????????,???????,????????,????????????????????????????????,?????49.9??,????????????,????????????????,?????????????(??????)
??????????????????????:?????????????