differential absorption coefficient是什么意思

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Near Infrared Spectra (NIR) Analysis of Octane Number by WaveletDenoising-Derivative Method;

结合小波变换与微分法改善近红外光谱分析精度

This paper analyzed the derivative MMM signal of pre-welding cracks,extracted the location feature of welding cracks and founded the quantitative relation between derivative MMM signal and parameters of welding cracks.

针对金属磁记忆检测技术目前尚不能对焊接裂纹进行定量的评价的问题,通过对预制焊接裂纹一阶微分后的金属磁记忆信号进行分析,找出了焊接裂纹存在定位特征,并且建立了微分后的磁记忆信号与焊接裂纹的长度及埋深的定量关系。

Derivative spectrum technique was applied to enhance the wheat canopy reflectance responsibility to different N levels.

采用微分技术处理了小麦冠层反射光谱,提高了其区分小麦氮素营养水平的灵敏性;利用F-检验及方差分析与相关分析,研究小麦氮素处理水平、冠层反射光谱及其衍生信息(光谱反射率的一阶微分数据、归一化植被指数)、小麦产量三者之间的相关关系。

Stochastic finite element method based on automatic differentiation;

基于自动微分的随机有限元方法

On the differentiation of a function of p-adic variable;

关于p-adic变量函数的微分(英文)

Introduces the application of differentiation theory with comparison method in spring design and manufacture.

介绍了将微分理论应用于弹簧设计、制造上的方法。

Training students changing mode of thinking by differential teaching in college Physics;

在大学物理中用微分培养变化的思维方式

Some studies for teaching differential mean-value theorems;

微分中值定理教学改革探讨

0 in to rectangle pulse through differential calculus electric circuit empress,it pointed out the artificial theories to look like analyticly and experiments really imitate dependable.

从频域的角度对RC微分电路进行了分析,在Matlab7。

In this paper,by the means of the properties of the differential calculous,the authors had obtained the proofs of the generalizations of the two basic inequalities;and the apply of the differential calculus in the proofs of inequalities.

本文主要介绍高等数学知识———微积分的一些基本性质在证明不等式中的应用 ,利用微分法证明了中学最重要的两个基本不等式的推广形式和一道奥赛

The differential calculus of the pluralistic function is both the key and difficult point in higher mathematics.

多元函数微分学是高等数学教学的重点和难点之一。

Solution of Forecasting-Correcting-Improving Algorithm to Quaternion Differential Equation of SINS Attitude;

基于预测-校正-改进算法解算SINS姿态的四元数微分方程

The simulation solution of dynamics differential equation based on pspice;

基于Pspice的动力学微分方程的模拟解

The relationship between supply and demand in stock markets and differential equations of stock price;

股票市场供求关系与股价及其变化率的微分方程