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

2?????

3?????

4?????????

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

??????7??????????????12? ??,??????????????????????11.4???????????????12????????????,??????????840??????

?????????????????????,??,???????????????????????????11.4??,????????????????2010?5??????14?????

??????????????????????????,?????????????????????4????????????,??,?????????????????

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

????????12?,??????,?????“???????,?????????????”?(???????) ????:??????