1.
Study of Frequency Analysis and Annoyance Due to Noise Sources of Facilities in Urban Residential Area;
城市居住区设备噪声频率特性分析及烦恼度研究
2.
DRO(dielectric resonator oscillator) has the characteristics of high frequency stability and low phase noise.
介质振荡器具有频率稳定性好,相位噪声低的特性。
3.
Study of Upper Frequency Limit and Noise Output Power Characteristics for Microwave Solid State Noise Diodes
微波固体噪声二极管频率上限和噪声输出功率性能的研究
4.
directional frequency characteristic of microphone
传声器指向性频率特
5.
Spectrum Feature of Step Signal with White Noise and Method of Noise Reducing
含白噪声阶跃信号的频谱特性及去噪分析
6.
Analysis of Impact of Oscillator Phase Noise in Bistatic SAR
频率源相位噪声对双站SAR性能影响分析
7.
Measurement of the Fequency Response of a Loudspeaker Using Butterworth Impulse
用Butterworth脉冲测量扬声器的频率频响特性
8.
The mixer's noise and linearity analyses are also presented.
并对该混频器的噪声特性和线性度进行了分析.
9.
According to the characteristic, we can detect weak signals buried in the noise environment and estimate their frequency.
根据这种特性,可以检测出淹没在强噪声背景下的微弱正弦信号或相位编码信号并估计其频率。
10.
Characteristic Frequency Analysis of Audible Noise Source in Transforming Region of UHV AC Test Base
特高压交流试验基地变电构架区可听噪声源特征频率分析
11.
Research on Chaotic Characteristics of Low-frequency Electrical Noise in Semiconductor Laser Diodes
半导体激光器低频噪声的混沌特性研究
12.
Two-Dimensional Frequency Estimation in Correlative Multiplicative and Additive Noise
乘性和加性噪声相关背景下的二维谐波频率估计
13.
The DC and Noise Characteristics of High Power Laser Diodes;
大功率半导体激光器直流与噪声特性研究
14.
Frequency Character of Piezoelectric Transducer Hg_2Br_2 Ao Devices;
Hg_2Br_2声光器件换能器的频率特性
15.
Theoretical Analysis of the Frequency Characteristics of an Electro-pneumatic High-intensity Acoustic Generator
气动式强声发生器频率特性理论分析
16.
FREQUENCY CHARACTERISTIC OF A THERMOACOUSTIC ENGINE USING He-Ar MIXTURE AS WORKING FLUID
氦-氩混合工质热声发动机的频率特性
17.
Frequency noise of the ionization wave in He-Cd lasers
氦-镉激光器电离波频率噪声的研究
18.
Simulation of Phase Noise Effecting on Stepped-frequency Radar System
相位噪声对频率步进雷达的影响仿真