单词first derivative
un.: 一阶导数
一阶导数
The limit of this quotient as the time of travel becomes vanishingly small; the first derivative of distance with respect to time.
瞬时速度当运动时间小到可以忽略时，此商数的极值；距离相对于时间的一阶导函数
The algorithm only calculated the first derivative, significantly reduced the computation and had a good convergence.
并且该算法只需要计算一阶导数，极大地减少了计算量，且收敛性较好。
That"s the first derivative of that position here.
是这里的，一阶导数。
That"s the first derivative of the position versus time.
它就是位置，对时间的一阶导数。
v of position versus time, so I can write for this an x dot.
是时间和位置，v，is，the，first，derivative，的一个关系量，所以把它写作x点。
And that is a point where the first derivative is zero.
这点的导数为零。
I have here first the first derivative, x dot.
首先，有一次导数，x点。
Determination of chloramphenicol content of the compound chloramphenicol cod liver oil liniment by first derivative spectrophotometry
导数光谱法测定复方氯霉素鱼肝油搽剂中氯霉素的含量
multiple positive solutions of a semilinear fourth - order boundary value problem with first derivative
含一阶导数的半线性四阶边值问题的多重正解
Determination of Sulfamethoxazole and Trimethoprim in compound Sulfamethoxazole tablets with first derivative spectra methods
一阶导数光谱法测定复方磺胺甲噁唑片中磺胺甲噁唑和甲氧苄啶含量