我会计算时间导数。
The second time derivative is the constant acceleration.
它的二阶导数就是这个恒加速度。
There is a power law relation between the modificatory factor and the time derivative of the period.
从统计上得到修正因子与周期变率的幂律关系。
For the first time, derivative distribution of velocity in cell is presented and some new conclusions are obtained.
首次给出了电池内的速度导数分布，得出了一些新的结论。
Based on LMI and delay time-derivative dependent control methods, a robust controller is designed to achieve exponential tracking stability.
本文基于线性矩阵不等式（LMI）和时延相关控制方法，设计一个控制器以实现指数稳定的跟踪控制。
Based on LMI and delay time-derivative dependent control methods, a robust controller is designed to achieve exponential tracking stability.
本文基于线性矩阵不等式（LMI）和时延相关控制方法，设计一个控制器以实现指数稳定的跟踪控制。
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