2) resistance noise
电阻噪声<声>
3) acoustic impedance
声阻抗
1.
Application of acoustic impedance in quality evaluation on well cementation by foamed cement.;
声阻抗技术在泡沫水泥固井质量评价中的应用
2.
Study on the measurement technique on acoustic impedance of pipe flexible components;
管路柔性元件声阻抗测试方法研究
3.
Study on the Key Technologies for Acoustic Impedance Reconstruction of Material with High Accuracy;
材料声阻抗高精度重建关键技术的研究
4) noise resistance
噪声电阻
1.
It is found in the study that the noise resistance(Rn) obtained through the time domain analysis is an important index for evaluation of corrosion resistance of the material,and that the pitting index(PI) reflects the uniformity degree of electrode reaction on the electrode.
采用同电极体系,测量了电沉积镍、铜镀层以及铂片在HC l和N aC l溶液中的电化学噪声,研究发现:通过时域分析得到的噪声电阻是评价材料耐蚀性的重要指标,而点蚀指数反映了电极表面反应的均匀程度;通过频域分析可知,高频段斜率可以用于评价镀层发生腐蚀的类型,而白噪声水平可作为判断材料耐蚀性的指标之一。
2.
The results showed that the atmospheric corroding process could be effectively detected or monitored by analysis of the electrochemical potential and current noise and the changing of noise resistance.
利用该系统在实验室模拟和户外大气环境下进行了EN测试,研究结果表明,通过电位和电流噪声信号及噪声电阻变化可以对铝合金大气腐蚀过程进行有效检测。
5) Acoustic impedance
声波阻抗
1.
However,the introduced signal processing approach using combined sound pressure p and vibration velocity components (V_x,V_y,V_z),which is based on constant acoustic impedance at different locations in sound waveguides,ignores the environmental effect on vector processing performance.
目前,矢量传感器在水声测量的探测技术中的应用已逐渐受到重视,但所采用的声压p和振速(Vx,Vy,Vz)联合处理技术还是建立在假定海洋波导中各位置处的声波阻抗数值都相同且为实数的基础上,而海洋环境效应的作用将不同程度地导致矢量处理器性能的降低。
2.
This artical draws together theoretical models and real data to analyze the fluid properties in satured EDA media whose wallrocks are sandstone and limestone equivalently based on rock physics and the new methods of identification of fluid anomalies using acoustic impedances.
基于岩石物理学和利用声波阻抗信息识别流体异常的新方法,结合理论模型和实际资料,对砂岩和碳酸盐岩中流体饱和EDA介质进行了等效的流体分析。
3.
In Dongsha sea area, taking the logging data and seismic stack velocity of ODP Leg at well 1148 as constraint,constrained sparse spike inversion was used to obtain acoustic impedance section.
声波阻抗可以提供丰富的岩性信息。
6) resistance noise reduction
阻性消声
1.
The technology principle, construction and design calculation of resistance noise reduction for HD6 5 1 big power local ventilation fan developed recently are discussed in this paper.
介绍了新研制的HD6 5 1型大功率局部通风机成功降噪的阻性消声技术原理、结构和有关计算 ,并应用在通风机上进行实际检测 。
补充资料：声阻
1.提出抗议。
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