?????? ???¨????????
File > New... > ???????¨???????°?ò > ??????????????gear > OK
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> Sketch | Done
> ??????????????FRONT
> OK
> Top > ??????????????TOP
> ????????????
> 
> OK
> ?ê?????????ú????????
?????? ?????ú????????
Set Up > Name > Feature > ???????÷?????ú??
> ??????????????PITCH_DIAMETER
> Done
> ????PART????
?????? ??????????????
Modify > ???????÷?????ú?? > ???????°????????????????
> DimCosmetics > Symbol > ??????????????
> ??????????????PCD
> Done
> Done
> ????PART????
?????? ?¨??????????
Set up > Parameters > Part > Create > Real Number
> ????????????????????m
> ?±??????(????????????????????·????????????ù??????????????????)
> Real Number
> ????????????????????no_of_teeth
> ??????????25
> Done/Return
> Done
> ????PART????
???ù?? ????·?????
Relations > Add
> ????·???????m=PCD/no_of_teeth > ????
> ?????????????á??·???????????
> Done
> ????PART????
?????? ???????????ú??
> Sketch | Done
> Use Prev
> Okay
> ????????????
> 
> OK
> ?ê?????????ú????????
??°??? ???????????ú????????
Set Up > Name > Feature > ???????÷???????????ú??
> ??????????????ADDENDUM_DIAMETER
> Done
> ????PART????
?????? ???????????ú????????????
Modify > ???????÷???????????ú?? > ???????°???????ú????????
> DimCosmetics > Symbol > ???????????ú????????
> ????????????????ADD_DIAMETER
> Done
> Done
> ????PART????
?????? ??????????·?????
Relations > ???????????ú?? > ???±?????°??????????????????????????
> Add
> ????·???????ADD_DIAMETER=PCD 2*m > ????
> ?????????????á??·???????????
> Done
> ????PART????