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

2???24?????

3?????????

4????????????

5????????

??:??,???????????????,?,???????

8??????????? ?

???????????????????????????????????????????????????????????????11???????????????8???????,???????????????????????15??,????????????????

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

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

????????:“??????????,??????????????,???????????????,????‘?????????????????’,?????????????????????????,??,?????????”

??????????78.6%

??,????,??????818.6?????,???????????48.8%;?????,??????????488.5?????,?????78.6%????????,???,??????58??????????????????,??????6????????????

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

???,???????????????,?15????? ??????:????????????????????