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

2???????

3?????600??

4???????

5???????

???????????11???29?? (??? ?????????????)?????,??,??“???????”?

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

29??????????????????,???????????????????,???“?”“???”,????????????

??,?????????,??????????,????????,??????,??“???”????“???????????????????????????????????”,???1/5?????????1/6????1/10??????????2/5?????1/6????2/3????????????1/8???????????????????1/9??????1/10???????,??????????????“???”“??????????”“??”“???????”?

????????????????????????,???????????????????,???,??,??????????????,???????????????????????????????????????????????????????????????????????????8???????????

??,?????,???????,????????????,?????????,???????????????????????????,?????(?????????????)

??????:??