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

?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??,??????????,????