本文共 608 字，大约阅读时间需要 2 分钟。

????????????????????????????????????????????????????????????????????????????????????????

??????r???????L=2?r=6.28r?????????6.28r+15?????????????R?????????R=(6.28r+15)/(2?)=r+15/6.28?r+2.38??????????????????????????

?????????????????????????????????

?????????????????????????????A cup????C cup?????

??????????????????????????????????????????????????????

??"??"?????????????????????????????

??"??2"????Pattern Recognition and Machine Learning??????????????????????

??"??3"???magic2728??????????Double Lift????

??"??4"???magic2728?????????????????

???????????????????????????????????????????????????????????????

转载地址：http://laen.baihongyu.com/