In this time, as a result of major development in computer technologies and Fast Fourier Transform wider application, many frequency analyzer based on digital signal processing theory and multi-function signal analysis software occurred.
在这一时期，由于计算机的快速发展以及快速傅立叶变换的普遍应用，各种基于数字信号处理原理的频率分析仪以及多功能信号分析软件出现，从而大大加强了对工程振动信号的时域及频域分析功能。
Frequency stability of pre-pumping passively Q-switched laser;
增益预泵浦被动调Q DPL频率稳定性研究
Study on the frequency stability problem of SAL;
合成孔径激光雷达频率稳定性问题研究
Wind power model based study of frequency stability for Xinjiang power grids
基于风电模型的新疆电网频率稳定性研究
frequency stability analyzer
频率稳定分析器频率稳定分析仪
Analysis on Factors Affecting Frequency Stability of SAW Oscillators
影响声表面波振荡器的频率稳定性因素分析
Analysis and Design of RF Power Amplifiers on Linearization and Stabilization;
射频功率放大器线性化和稳定性的分析与设计
Methods of Frequency Stability Analysis and the Influence of the Frequency Drift
原子钟频率稳定度分析方法及频率漂移影响分析
Research on the Measuring Instrument of Frequency-stabilized Semiconductor Laser Frequency Stability
稳频半导体激光器频率稳定度测量仪的研制
Analysis and Discussion on Frequency Stability of Distribution System in Operation Alone
供配电系统独立运行的频率稳定性分析与探讨
The Analysis of Frequency Stability's Presenting Methods for Atomic Clocks of GPS Satellites
GPS卫星原子钟频率稳定度表征方法分析
Analyses of Main Error Sources on Time-Domain Frequency Stability for Atomic Clocks of Navigation Satellites
导航卫星原子钟时域频率稳定性影响因素分析
Eigenvalue Analysis on Homotopy Function Based Frequency Stability of Wind Power System
基于同伦函数的风电系统频率稳定特征值分析
Stability Analysis of Beat Frequency in Double-Longitudinal-Mode He-Ne Laser
双纵模He-Ne激光器的拍频稳定度分析
Analysis on Resolution and Stabilty of Electrostatic Comb Micro-Actuator
静电梳齿执行器分辨率和稳定性分析
high resolution low frequency spectrum analyzer
高分辨率低频谱分析仪
A Homotopy-Function-Based Method for Analyzing Frequency Stability of Power System with Wind Farm;
含风电场的电力系统频率稳定的同伦函数分析法
Analysis of the Noise Type of Atomic Clock and the Degree of Freedom of Frequency Stability;
原子钟噪声类型和频率稳定度估计的自由度分析与探讨
The Application Study of Resonance Frequency Analysis to Evaluating the Effects of Osteotome Technique on Implant Initial Stability
谐振频率法分析骨挤压术对种植体初期稳定性的影响
Study on Analysis of the Probability of Slope Instability in the Stability
不稳定概率法分析边坡的稳定性研究
A Measurement System of 633nm Laser Frequency Stability;
633nm稳频激光器频率稳定度测量系统设计
swept frequency network analyzer
扫掠频率网络分析仪