1.
Algebraic Criteria for Positive Realness of Discrete Transfer Function and Finite Frequency Positive Realness of Continuous Transfer Function
离散传递函数正实性与连续传递函数有限频率正实性的代数判据
2.
Electromagnetic analysis of finite periodic frequency selective surfaces
有限周期频率选择面的电磁特性分析
3.
The empirical mode frequency decomposition is orthogonal and possesses good behaviour.
经验模态频率分解是正交分解,有很好的性质和频率意义.
4.
The waves are sinusoidal in nature, and they have an amplitude and a frequency.
声波实质上是正弦曲线，它有振幅和频率。
5.
Finite Element Method Analysis for Frequency Selective Characteristics of Dielectric Periodic Structures with Arbitrary Profiles
任意形状介质周期结构频率选择特性的有限元法分析
6.
OPTICAL TESTING AND FINITE ELEMENT ANALYSIS OF EIGENFRE-QUENCY IN THE DOUBLE LINEAR VIBRATORY MICRO-GYROSCOPE
双线性振动微陀螺特征频率光学测试和有限元分析
7.
Investigation of Model Updating Based on FRF and of Experiment
基于频响函数的有限元模型修正方法及实验研究
8.
Sensitivity of Natural Frequencies of Hull Plated Grillage and its Practical Method of Calculation
船体板架固有频率的敏感性及实用计算方法
9.
An Empirical Research on Price Limit,Frequency of Hitting Price Limit and Equity Scale;
股本规模、涨跌幅限制与触限频率的实证研究
10.
Wireless spectrum is a limited resource.
无线通信所需要的频率资源是有限的。
11.
Confined waves have definite frequencies.
被限制的波具有确定的频率。
12.
A New Finite Element Solution for Internal Force and Frequencies Analysis of the Compressed Bar
压杆内力与频率关系的有限元法分析
13.
Hardware Implementation an Iterative Algorithm for Single-Frequency Estimation
一种迭代正弦频率估计硬件实现研究
14.
The Rife frequency estimation algorithm Based on real-time FFT
基于FFT并实时修正的Rife频率估计算法
15.
Real-Time and Accurate Single Frequency Estimation Approach
一种实时精确的正弦波频率估计算法
16.
Each of these pieces is a sine wave with a different frequency.
每个小部分是有着不同频率的正弦波。
17.
Solution to Natural Frequency of Longitudinal Vibration for a Nonuniform Nonhomogeneous Bar with Variable Cross Section by Finite Segments Method
有限段法解非均质变截面杆纵向振动固有频率
18.
The Test of Natural Frequency and The Calculation of Finite Element of Compressor Blade;
压气机叶片的固有频率测试和有限元计算