1.
Measurement of Rayleigh wave dispersion from ambient seismic noise and its application in North China
背景噪声频散曲线测定及其在华北地区的应用
2.
diffuse-field response of microphone
传声器扩散声场频率响应；传声器扩散场响应
3.
Dispersion Characteristics and Experimental Study of Ultrasonic Guided Waves in Pipes
超声导波在管中的频散特性及实验研究
4.
Degenerate Four-Wave-Mixing Noise in Dispersion Managed Wavelength-Division-Multiplexed System
色散管理波分复用系统中的简并四波混频噪声
5.
DISPERSIVE THEORY AND NUMERICAL COMPUTATION OF THE ACOUSTIC-GRAVITY WAVE IN TWO-LAYER MODEL
声-重力波在两层大气模型中的频散理论和数值计算
6.
The varied dispersion curves worked out this paper is helpful in application of ultrasonic Lamb wave.
文章计算出的多种频散曲线对超声兰姆波的应用是有益的。
7.
The Perturbation Analysis of Multipole Model Waves in a Borehole Surrounded by Equiaxial Crystallographic Anisotropic Formation;
等轴晶系各向异性地层井孔声多极模式波频散的摄动计算与分析
8.
The Experimental Study on Ultrasonic Integrated Backscatter in Assessing Therapeutic Response to Radiofrequency Ablation in Rabbit VX2 Liver Tumor
超声背向散射积分评价兔VX2肝肿瘤射频消融治疗疗效的实验研究
9.
2D-acoustic Scattering Property Analyses of Submarine Based on Synthetic Aperture Sonar
基于合成孔径方法的潜艇二维高频声散射特性分析
10.
Effect of Digital Frequency Dividers on Spurs and PM Noise in PLL
锁相环中数字分频器对输出信号相位噪声和杂散的影响
11.
The middle part of an audio frequency.
中声频，中频声波频率的中间部分
12.
audio routing switcher
声频视频程序转换器
13.
sound IF amplifier tube
声频信号中频放大器
14.
audio-frequency amplifier
声频放大器音频放大器
15.
pressure frequency response of microphone
传声器声压频率响应
16.
The results indicate that the PLL source has low phase noise and stray,and it can meet the requirement of design and system operation.
测试结果显示,该频率源相位噪声较低、杂散低,满足设计和系统使用要求。
17.
Study on the Two Pulses Propagating in Normal Dispersive Media and Nonlinear Acoustic-optical Effect at Low-frequency;
正常色散介质中双脉冲的传输问题及低频表面波的非线性声光效应
18.
This phenomenon is called velocity dispersion.
这种现象称为速度频散。