1) phonon characters
声子特性
2) noise characteristic,noise characteristice
噪声特性<声>
3) noise characteristic
噪声特性
1.
A study on noise characteristics and sound insulation technology for high speed punch press;
高速冲床噪声特性及隔声技术的研究
2.
Er~(3+)/Yb~(3+)Co-doped double-clad fiber amplifier pumped at 980 nm is analyzed for gain and noise characteristics based on the rate equation and light propagation equation.
基于速率方程和光传输方程,对980nm激光泵浦Er3+/Yb3+共掺双包层光纤放大器的增益和噪声特性进行了分析。
3.
Built up pyroelectric detector circuit system s transmissionfunction,the system s noise characteristic and affection factor are analyzed,and the effect on fast response, stability,signal plus,and signalto noise of each parameter are discussed.
建立了热释电探测器电路系统的传递函数,分析了系统的噪声特性及影响因素,分析并讨论了各参数对系统快速性、稳定性、信号增益及信噪比的影响。
4) Acoustical characteristic
声学特性
1.
Prediction of acoustical characteristics of wooden micro-perforated panels;
木质装饰微孔板声学特性的预测
2.
The effects of the noise source and its direction of Chinese speech average frequency spectrum on the intelligibility of Chinese speech were discussed in different room acoustical characteristics and signal-to-noise ratio (SNR) conditions.
在不同室内声学特性、不同信噪比条件下探讨汉语语言平均频谱干扰噪声及其方向对汉语语言清晰度的影响。
5) acoustic characteristics
声学特性
1.
Simulation test and application of chamber acoustic characteristics;
燃烧室声学特性模拟实验及应用
2.
Research on the Acoustic Characteristics of Seabed Sediments in the Northern South China Sea;
南海北部海底浅部沉积物声学特性研究
3.
This paper summarized the acoustic characteristics of whispered speech and introduces existing whispered speech corpuses.
最后利用采集到的语音库分析验证了耳语音的声学特性。
6) Acoustic characteristic
声学特性
1.
Acoustic characteristic changes of [i] and [s] in cleft lip and palate patients after maxillary distraction osteogenesis;
唇腭裂患者上颌骨牵引成骨术后[i]和[s]声学特性的变化
2.
Using transfer matrix method to analyze microperforated panel absorber s acoustic characteristic;
用传递矩阵法分析微穿孔板的声学特性
3.
Acoustic characteristic of these classrooms is discussed and found.
应用声学仿真软件EASE对容积相同而平面形状不同的教室的声学特性进行模拟分析,来发现不同平面形状教室的声学特点。
补充资料：声特性阻抗
声特性阻抗
物理学术语。关于介质声学特性的物理量。在超声诊断领域简称声阻抗。声波在介质中某点的有效声压与通过该点的有效质点速度的比值。又可用介质的密度与声速的乘积来表示。声波经均质性介质时基本按直线持续传播；声波经两种介质时，其声阻抗差超过0.1%即产生声学界面，引起反射。脉冲反射式超声诊断仪显示的人体组织断面声像，实质上是人体组织中声阻抗差别的空间分布图。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条