1) derivative method
导数法
1.
A new derivative method to detect CT saturation point;
基于导数法的电流互感器饱和新判据
2.
An improved instantaneous derivative method for computing impedance;
一种改进的瞬时导数法计算阻抗方法
3.
Combining the characteristics of automobile non-independent suspending framework, this paper dis-cusses how to use derivative method to analyze the non-independent suspending framework.
结合汽车非独立悬架机构的特点,探讨如何用导数法分析非独立悬架机构的运动特性。
2) derivative
[英][dɪ'rɪvətɪv] [美][də'rɪvətɪv]
导数法
1.
Derivative method has been widely used for resolving overlapped spectra,but the noise level increases apparently in higher order derivative calculation.
导数法广泛应用于重叠峰分辨,但信噪比会随着导数阶数的增加而降低。
2.
The article focuses on some methods,which are extremely necessary and important,for derivative,limit,integral,substitution, complex analysis,function with some examples.
求数列的前n项和问题无通用的解决办法,在教学过程中通过一些实例介绍求数列前n项和的导数法、极限法、积分法、代换法、复分析法、构造函数法显得十分必要和重要。
3) derivative algorithm
导数算法
1.
Based on the study of different detection algorithms used in protects,such as virtual value algorithm,imperfect voltage algorithm,derivative algorithm,three phase d-q decomposition algorithm,60-degree-delay dummy three phase d-q transform algorithm and differentiate dummy three phase d-q transform algorithm,a.
在分析常规保护用检测算法如有效值计算法、缺损电压法、辨别导数算法、三相d-q分解法、利用单相电压延迟60°构造三相虚拟电压d-q变换法和利用求导数法构造三相虚拟电压d-q变换法的优缺点基础上,提出了基于曲线拟合法的快速检测算法。
2.
A new edge detection technique based on derivative algorithm in arbitrary directions is developed.
针对图像灰度各阶导数的离散化表示方法和图像边缘最佳响应方向的确定等关键技术,本文提出基于任意方向图像导数算法的边缘检测技术。
4) partial derivative method
偏导数法
1.
A computational scheme is presented to evaluate the dynamic stiffness and damping coefficients of the aerodynamic tilting-pad journal bearings by combining the partial derivative method with the equivalent coefficient method.
提出将偏导数法和折合系数法相结合来计算可倾瓦空气动压轴承的动态刚度和阻尼系数。
2.
A novel and universal computational method for obtaining the dynamic stiffness and dynamic damping coefficients of aerodynamic bearings is presented by means of the partial derivative method applied to the gas-lubricated Reynolds equation,and the dynamic stiffness and dynamic damping coefficients of a typical aerodynamic bearing are eva.
采用偏导数法求解动压气体润滑Reynolds方程,给出了动压气体轴承动态刚度和阻尼系数普遍适用的计算方法。
5) spectroscopic derivative
谱导数法
1.
With a brief discussion of the physical mechanism of spectroscopic derivative, t he successful applications are given in optical absorption and reflectivity stud y of Ga xIn 1-xAs/InP and Ga xIn 1-xP/AlGaInP mult iple quantum wells.
在简要讨论谱导数法物理机理的基础上 ,给出了其在光吸收谱和光反射谱方法研究张应变GaInAs InP和GaInP AlGaInP多量子阱中的成功应用实例 。
6) normal derivative
法向导数
补充资料：导数极谱法
分子式：
CAS号：
性质：记录dI/dE(或dI/dt)对E和d2I/dE2(或d2I/dt2)对E的关系曲线进行极谱分析的方法，称为导数极谱法。前者为一次导数极谱法(first derivative polarography)，呈一正峰和一负峰；后者为二次导数极谱法(second derivative polarography)，呈两正峰和一负峰。导数极谱法通常是用于减小前波的影响，提高测量的精确度和重现性。
CAS号：
性质：记录dI/dE(或dI/dt)对E和d2I/dE2(或d2I/dt2)对E的关系曲线进行极谱分析的方法，称为导数极谱法。前者为一次导数极谱法(first derivative polarography)，呈一正峰和一负峰；后者为二次导数极谱法(second derivative polarography)，呈两正峰和一负峰。导数极谱法通常是用于减小前波的影响，提高测量的精确度和重现性。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条