1.
Studies on Fly Ash Agglomeration in High Frequency Sound Field and Normal Temperature;
常温下燃煤飞灰颗粒在高频声场中团聚的研究
2.
Computer Simulation of High Frequency Sound Field Impulse Response in Rooms;
封闭空间高频声脉冲响应场的计算机模拟
3.
Extraction of Shaft-rate Modulated Electric Fields of a Ship Under Non-Gauss Noise
非高斯噪声背景下船舶轴频电场信号的提取
4.
free-field frequency response of microphone
传声器自由场频率响应
5.
diffuse-field response of microphone
传声器扩散声场频率响应；传声器扩散场响应
6.
Analysis on high frequency vibration isolation of coupled sound cavity-structure model based on statistical energy method
基于统计能量法的声场-结构耦合模型高频振动隔振分析
7.
Application of Ultrasonic and UHF to the On-site PD Test on GIS of Laxiwa Hydropower Station
超声波法和超高频法在拉西瓦水电站GIS现场试验中的应用
8.
A small loudspeaker designed to reproduce high-pitched sounds in a high-fidelity audio system.
高频扬声器在高保真度的放声系统中用来产生高频声的小扬声器
9.
HF transistorized signal generator
晶体管高频信号发声器
10.
EMIT (Electromagnetic Induction Tweeter)
电磁感应高频扬声器
11.
Linear Acoustic Analysis of Concave Sphere Dual-frequency Focused Ultrasonic Field
凹球面双频聚焦超声声场的线性声学分析
12.
The Research on Phase Noise of the UHF RFID System
超高频射频识别系统相位噪声的研究
13.
Noise Analysis of the Homodyne UHF RFID Receiver
超高频RFID零中频接收机噪声分析
14.
The higher the acoustic frequency is, the stronger its directivity is.
而且所有声频均有指向性,声频愈高,指向性愈强。
15.
field-effect HF power transistor
场效应高频功率晶体管
16.
Study on Characteristics and Measurement Methods of the High-power Low-frequency Ultrasonic Fields for Cleaning;
大功率低频超声清洗声场的声场特性及测量方法研究
17.
Revitalizing Northeast China Glowing the Capital Market Active
“振兴东北”曲声渐酣资本市场动作频繁
18.
The Research on Analysis and Mesurement in Frequency and Acoustic Field of Water-Logging Ultrasonic Probe
水浸超声探头频率、声场特性的分析及测定研究