chart of mixture ratio

例句：

1. 1. The engineer drew a chart of mixture ratio for the new project.
   工程师为新项目绘制了混合物比例图。
2. 2.The scientist used this chart to determine the optimal mixing ratio for their experiment.
   科学家使用这张图表来确定他们的实验的最佳混合比例。
3. 3.The chef carefully plotted the ingredients on the chart of mixture ratio before cooking.
   厨师在烹饪前仔细地将食材按混合物比例图上的点放好。