1) frequency differential functions
频差函数
2) frequency function
频数函数
3) frequency response function
频响函数
1.
Rapid Analysis on Chatter Stability Lobes for High Speed Milling Based on Frequency Response Function;
基于频响函数的高速铣削颤振稳定域快速分析与研究
2.
Identification of added mass according to frequency response function test data;
基于实测频响函数水下航行器附加质量识别方法研究
3.
A method for pile quantitative analysis with frequency response function;
基桩质量定量分析的频响函数法
4) frequency function
频率函数
1.
5 B_9 nanocrystalline alloy, we proposed a model for exploring the influence of the mesoscopic structure on the soft magntic properties of this kind of Fe-based nanocrystalline alloys, and calculate the frequency function—D-function for the soft magntic properties of Fe_ 73.
根据实验研究成果提出纳米晶合金软磁性能受其介观结构影响的观点,建立了Fe基纳米晶合金的球状介观结构模型,分别求出只有交变磁场或交变磁场和静磁场作用时纳米晶粒球的频率函数——D函数。
5) Frequency Response Function(FRF)
频响函数
1.
This paper derives the equations for sensitivity analysis of shape and amplitude correlation coefficient in frequency response function(FRF),and sets up a structure finite element model for torpedo model by introducing test and the FRF correlation coefficients into the finite element model.
引入试验和有限元模型的频响函数形状和幅值相关系数,推导了频响函数相关系数的灵敏度分析方程,建立了鱼雷模型的结构有限元模型,利用少量试验数据,对初始有限元模型的壳体厚度、弹性模量等参数进行修正,修正后的频响函数相关系数明显提高。
2.
A combined method for structural damage identification based on frequency response function(FRF)and genetic algorithm(GA)was presented.
提出一种基于频响函数和遗传算法的结构损伤识别方法。
6) dispersion function
频散函数
1.
This paper first introduces the modified Anas Abo Zena's method for computation of surface waves dispersion functions, which is a stable algorithm at very high frequency and can be used to compute the dispersion curves for site investigation and non-intrusive diagnosis.
作者在本文中首先介绍了改进的AnasAbo Zena传递矩阵法[1 ] 面波频散函数的计算问题。
补充资料：有界变差函数
| 有界变差函数 bounded variation，function of 定义在区间[a，b]上，并能表为两个单调增函数之差的实值函数。属常用的函数类，它有许多好的性质，例如：有界变差函数必为有界函数；两个有界变差函数的和、差、积仍为有界变差函数；有界变差函数在[a，b]上黎曼可积；有界变差函数在[a，b]上几乎处处可导，导函数在[a，b]上勒贝格可积。此外还有，平面上由y=f(x)表示的曲线C可求长的充分必要条件是f为有界变差函数。应注意的是，连续函数不一定为有界变差函数。例如：  。 |
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