| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To supply close lot drawing service operation for a user washing his/her car. <P>SOLUTION: This car washing charge adjusting device having a lot drawing function when adjusting car washing charge has a means for deciding standard prize winning odds, deciding prize winning magnification ratio for changing prize winning odds in accordance with a specific condition, and calculating decisive prize winning odds using prize winning magnification ratio in the standard prize winning odds to determine prize winning using the decisive prize winning odds. <P>COPYRIGHT: (C)2006,JPO&NCIPI</p> |
