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- acoustical attenuation measurement 声衰减测量
- Two new medium parameters related to acoustic attenuation are introduced and an acoustic propagation coefficient is defined. 本文引入两个与声衰减有关的介质参量,定义了声传播系数;
- An acoustic attenuation method is given for [110]-[001] acoustic shear wave TeO_2acousto-optic deflectors. The experiment shows that it is a feasible method. 文章讨论了一种适用于[110]-[001]型TeO_2横波声光偏转器的吸声方法
- GONG B,JIN ZH H, BAO R D,et al.Application of acoustic attenuation in abrupt acoustic emission source location \[J\].Pressure Vessel Technology,2005,22(6):13-14. [2]龚斌,金志浩,包日东,等.;压力容器上声发射源的新型定位方法\\[J\\]
- The acoustic attenuation coefficients and velocities of fluid mud collected from Changjiang Estuary and Hangzhou Gulf respectively have been measured with ultrasonic waves of 4 frequencies (100,150,500 and 1500kHz)in a water tank. 本文报导了用4种频率(100kHz、150kHz、500kHz和1500kHz)的超声波,对长江口和杭州湾的水底浮泥在不同重度下测得的声速和重度之间、声衰减与重度之间以及在一定重度下频率与声衰减之间的变化关系曲线。 实验结果表明:在相同条件下,杭州湾浮泥的声衰减比长江口浮泥的声衰减大一点(约10%25)。
- The numerical study of acoustical attenuation and velocityin the suspension of superfine particles 超细颗粒悬浊液中声衰减和声速的数值分析研究
- Megahertz acoustic attenuation in fluidized mud 浑水中兆赫频率的声衰减实验研究
- acoustic attenuation coefficient 声衰减系数
- acoustical attenuation constant [电] 声能衰减常数
- acoustical attenuation 声衰减
- Progress and Prospect of Seabed Sediments Acoustic Attenuation 海底沉积物声衰减研究现状及展望
- This system can set up acoustical resonances. 这种系统能产生共鸣。
- Application of Acoustic Attenuation in Abrupt Acoustic Emission Source Location 压力容器上声发射源的新型定位方法
- NINGBO APPLE ACOUSTICAL EQUIPMENT CO., LTD. 宁波苹果音响器材有限公司。
- ACOUSTIC ATTENUATION MEASUREMENT FOR THE SUSPENSION OF MARINE SEDIMENTS 海洋沉积物悬浮液声衰减测量
- Attenuation of light is in the form of absorption. 光是以吸收的形式衰减。
- Yet some form of attenuation is mandatory. 然而有些衰减形式是必须采用的。
- This member represents an attenuation constant. 此成员表示一个衰减常数。
- A reverb unit simulates the sound of different acoustical areas. 混响单元是模拟不同声学空间中的声音。
- Attenuation is important in relation to networks. 跟网路的关系上,衰减是重要的。