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

2???????600??????

3?????VX

4???????

5?????????

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

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

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

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

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

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

????:????