ratio chart

例句：

1. 1.The ratio chart shows the distribution of resources across different regions.
   比率图表显示了资源在不同地区的分布情况。
2. 2. The ratio chart helps us to understand the relationship between variables more clearly.
   比率图表有助于我们更清楚地理解变量之间的关系。
3. 3.The ratio chart is used to compare the performance of different products or services.
   比率图表用于比较不同产品或服务的性能。