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导数

na.【数】derivative
网络derivatives; differential coefficient; derivative function

导数

英-汉英-英网络释义

导数

derivative

数学英语词汇大全_百度文库 ... 微分 differential 导数 derivative 极限 limit ...

derivatives

　　Ⅱ．导数（Derivatives）包括导数的概念（Concept of the derivative）、在一个点处的导数（Derivative at a point）、导函数（…

differential coefficient

机械工程专业英语词汇_百度文库 ... 值域 range 导数\\微分导数微分 differential coefficient 求导 derivation ...

derivative function

编辑本段导数（derivative function）　　与运动学关系密切　　亦名纪数、微商（微分中的概念），由速度变化问题和曲线的切线问题…

The derivative

工程数学指哪几门课程,哪... ... 保角映射( conformal mapping) 导数( the Derivative) 隐函数微分法( Implicit Differentiation) ...

derived number

派生意义的英文翻译 ... derived normal ring 导正规环 derived number 导数 derived phrase marker [语]派生短语标记 ...

fluxion

数学词汇英语翻译(F-M) ... flux of the vector 量 fluxion 导数 focal axis 焦轴 ...

derivate

航海及海运专业词汇英语翻译(D12) ... deresi 溪谷 derivate 导数 derivation 分支 ...

例句：

The decreasing character of a function with negative derivative can be proved by an analogous argument.

负导数函数具有递减性的证明完全类似。

The analytical results show that this method is simple and practical, and can identify the two different types of "up warping " effectively .

分析结果表明：二阶导数法简单易用，可以对两种不同情况引起的 “上翘 ”进行有效的识别。

But , it's good, at least , to be aware that you can't always take the derivative .

但至少应当意识到，有些函数没有导数。

That is a critical point . And we used the second derivative to see that this critical point is a local maximum.

这是一个临界点，考察它的二阶导数，会发现这确实是一个极大值点。

The derivatives of the unknown parameters were introduced into the output error cost function of the system .

首先将待辨识参数的导数引入到系统输出误差代价函数中；

And when I change x , z changes, and the slope of that is going to be the derivative with respect to x .

这样 x 为自变量，z 为因变量，这条曲线的斜率就是关于 x 的导数。

OBJECTIVE To develop an assay for the quantitative determination of the cyclophosphamide and its preparations .

目的建立环磷酰胺及其制剂的二阶导数差示脉冲极谱定量分析方法。

A partial differential equation is an equation that involves the partial derivatives of a function .

偏微分方程就是，跟函数各个偏导数有关的方程。

And , as before, this comes from the fact that the mixed second derivatives are the same, no matter in which order you take them.

和以前一样，它来源于这样一个事实，混合二阶导数，求导次序改变，结果不变。

So, we've learned about differentials and chain rules , which are a way of repackaging these partial derivatives .

我们还学过微分的链式法则，也就是用其他量来代替这些偏导数。

But, let's think of partial with respect to x , with respect to y, and with respect to z as the components of some formal vector .

但是，让我们考虑一个向量，其分量为对 x 的偏导数，对 y 的偏导数，以及对 z 的偏导数。

This research will theoretically concentrate on probing into the specific function of the derivative in the marginal analysis .

本文理论地阐述了导数在边际分析中的具体应用。

The Higher Derivative Formula of a Compound Function and its Application .

一类复合函数的高阶导数公式及其应用。

So, that's pretty easy . Plus, then we have the partial derivative, A little a times the rate of change of a in our situation.

这很简单，然后我们得到了偏导数，关于 a 的偏导数，formal，partial，derivative，，of，A，with，respect，to ，在这种情形下，a 的变化率。

And someone wrote just on YouTube -- it was a YouTube comment: "First time I smiled doing a derivative . "

是有人在 YouTube 上写下的评论。这是第一次我笑着做导数题。

The moire pattern is used to determine the strain on the horizontal section through the pinhole centre by displacement derivative method .

从位移的云纹图用位移导数法求得销钉孔中心水平截面上的应变。

The study of slopes of curves, accelerations, maxima, and minima by means of derivatives and differentials.

通过导数和微分来研究曲线斜率、加速度、最大值和最小值的一门学科导数

The solvability is considered for a class of third-order three-point boundary value problem with first and second derivatives .

讨论了一类非线性项含一阶和二阶导数的三阶三点边值问题的可解性。

The method was employed to explain the gravity potential data of a certain area , with good results obtained .

运用斜导数方法对某地区重力数据进行研究，得到比较理想的结果。

The degree of thermal change induced in a sample depends on the concentrations of both Gt and Hm.

因此加热前后样品反射光谱一阶导数的变化取决于针铁矿和赤铁矿的含量。

x So , if I plot the graph of a function , and to have my point x, and here I have f of x, how do I see the derivative ?

因此，如果我画出函数的图像，取一个点，这里是 f ，那么导数是怎样的呢？

METHOD : Double-Wavelelength secondary derivative spectrophotometry and secondary derivative spectrophotometry were used .

方法：采用双波长二阶导数光谱法和二阶导数光谱法。

导数

导数