Mechanism of producing sound wave of conventional warhead explosion;
常规弹头爆炸产生声波机理研究
Demonstrating the phenomenon of sound wave interference with Wave CN software;
用Wave CN软件演示声波干涉
Resonant tunneling of acoustic waves in 1D phononic crystal;
声波在一维声子晶体中共振隧穿的研究
Application of acoustic wave in petroleum recovery;
声波技术在石油开采中的应用
Detection of the failure depth of coal seam floor by acoustic wave computer tomography;
煤层底板破坏深度的声波CT探测试验研究
To clear pulverized coal caking from pulverized coal bunker by using sonic wave technology;
利用声波技术清理粉仓内煤粉结块
The sonic paraffin control technique makes use of hydrodynamics sonic wave principle.
声波防蜡是利用流体动力式声波原理,将声波发生器接在流动管柱上,可长期在线工怍,实现防蜡目的。
Research on the position technology of the acoustic/seismic life detection and position system;
声波/振动生命搜索与定位系统的定位方法研究
Application of quasi-acoustic constructing technique to reservoir prediction of thin interbed;
拟声波构建技术在砂泥岩薄互层储层预测中的应用
Approximation method for acoustic scattering with impedance condition;
阻尼边界条件下声波散射的一个逼近方法
The governing field equations are then adopted to study sound waves in poroelastic materials.
利用该模型得到的控制场方程,研究了多孔材料中声波的传播类型,传播条件,结果表明存在两种纵波(双波结构)和一种横波。
A deaign is presented for observing and measuring the characteristics of travellingsound waves in common rooms with noise interference.
阐述了在普通房间声干扰环境中观测声行波全部特性的一种设计,这种设计既能生动地看到声波的时空图象又能进行达到验证理论公式精度的测量。
Sounds are classified into two kinds: sonic and ultrasonic.
声波分为两类,即普通声波与超声波。
noiseless ultrasonic washer
无噪声超声波清洗器
sonic comparator
声波比较[比长]仪
ultrasonic generator
超声波振荡器超声波发生器
An audio(sound) wave is a one-dimensional acoustic(pressure) wave.
声波是一维的声学(气压)波。
Study on Propagation Characteristics of Acoustic Wave in SAW Devices;
声表面波器件中声波传播特性的研究
Ultrasonic Density Meter Design Based on Ultrasonic Echo Attenuation Theory
基于超声波回波衰减理论的超声波浓度计设计
Broadband: A band of light wave or sound wave with a wide range of frequencies.
阔波段:频率范围广的一段光波或声波。
To repeat(a sound) by the reflection of sound waves from a surface.
发出回声表面反射声波而重复的声音
portable ultrasonic thickness meter
携带式超声波测厚仪
automatic ultrasonic testing device
自动超声波探伤装置
real-time ultrasonic particle monitor
实时超声波杂质监测仪
ultrasonic examination of urogenital system
泌尿生殖系超声波检查
distributes sound waves evenly.
能均匀传播声波的介质。
vibrates to receive or produce sound waves.
振动以接收或产生声波。
a sound wave that is transmitted via air.
通过空气传播的声波。
sound surface wave band pass filter
声表面波带通滤波器
sound surface wave band rejection filter
声表面波带阻滤波器