??????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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