graded scale curve

例句：

1. 1. The engineer used a graduated scale to measure the length of the rod.
   工程师使用一个分级刻度来测量杆的长度。
2. 2.The teacher drew a graduated scale on the blackboard to help us understand the concept.
   老师在黑板上画了一个分级刻度，帮助我们理解这个概念。
3. 3. The scientist used a graduated scale to record the temperature changes in the experiment.
   科学家使用一个分级刻度来记录实验中的温度变化。