??????????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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??:???????????,??????????,??????????????