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

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