radius variation ratio

例句：

1. 1. The radiusvariation ratio is used to calculate the distance between two points on a circle.
   半径变化比率用于计算圆上两点之间的距离。
2. 2.In this study, we found that the radius variation ratio had a significant impact on the performance of the system.
   在这项研究中，我们发现半径变化比率对系统性能有显著影响。
3. 3. The radius variation ratio was used to optimize the design of the new car's suspension system.
   利用半径变化比率优化了新款汽车悬挂系统的设计方案。