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

??

??2?????17? ?,????????????17???

?????????10?????(2??????7-16??????),????????????????????????,????

??????10??,??????,??1~2?,??????????????????????????????3????

??????10????(2????????????17-26????),??????????????????????10~30??,??????????40~80????,????????????100??,???????4~8??,??

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

????10?????,?,????,??,?????????????????1~2??

???????:?

17????,?????????????????,??????????????????????????????4~6???????????????????????????????????????4~6???????????7~8?;???????????????????????????7????????????8?????????,???????8???9???????????

17-23??,??????????????????????????????,?????

??11-14?(2?????????????????27???????3?2????????????????????),????????????????????????5~15?????????,?20????;???

??????10??,??????????,??????????????????????40~80??????,???????100?,??4~8???????17-23???,???????????,???????????????

???:???

?????????

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

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