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

2?????????????

3??????

4??????v

5????????????

???????,???????????????????????????,???????,??????1984?,?????????2013??????,???????????????????????????????,???????“???????”?

????,????????????,?,????????,???????,?70???

????,????????????????,???,????2.72??,????2.35???????????????????,????8????????????,???,??,?2.9????,??2.43?????????????,???2.76??????,?????

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

“?????????????,??????????????,????????????????”?????????????,??????????

??????:????????