?????????12???????????????????????????????2???? ???,10?????????????????????????12?????????????????????????????1???,???????6?????????

???,??9?????,?12?1???15?????2?4??????????????,????12??

???2??4?,????10.8???????11????27?12??1??????????????????,???6??????????????????

?????????????????????11??????30????????,??2.6????????????,??????“??”?????????????

????2?,???????,???????????????(?????????????) ???:????????? ??“??????”????

?? ?????????? ???6??

????:1???????:??95??98?????

2???sn??

3??????????

4???????

5?????????

?????????12???????????????????????????????2???? ???,10?????????????????????????12?????????????????????????????1???,???????6?????????

???,??9?????,?12?1???15?????2?4??????????????,????12??

???2??4?,????10.8???????11????27?12??1??????????????????,???6??????????????????

?????????????????????11??????30????????,??2.6????????????,??????“??”?????????????

????2?,???????,???????????????(?????????????) ???:?????????