rate of change in

• 对； ... 的变化率

rate of change in的用法和样例：

例句

1. She is strict in the matter of discipline.
   她对纪律的要求是严格的。
2. Lack of education was a liability in getting a job.
   缺少教育对找工作不利。
3. The figures in brackets are annual growth rates.
   括号内的数字是按年变化率。
4. The rate of change of momentum of a body is proportional to the impressed force and takes place in the direction of that force.
   一物体动量的变化率与外加力成正比，并与外加力的方向一致。