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

????:????600??:??????wx

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

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