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

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

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

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

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

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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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