acoustic impedance
英 [əˈkuːstɪk ɪmˈpiːdns]
美 [əˈkuːstɪk ɪmˈpiːdns]
声阻抗
双语例句
- Cathode-ray tube refraction seismograph seismic acoustic impedance log
阴极射线管折射地震仪 - Code for measurement of sound-absorbing coefficient and specific acoustic impedance of standing-wave meter
驻波管法吸声系数与声阻抗率测量规范 - It is of very importance to take the examination of acoustic impedance tests routinely in children with adenoid hypertrophy.
常规对此类儿童进行声导抗检查，可避免因漏诊而贻误治疗，具有重要的临床意义。 - The proposed finite difference boundary condition expands the scope of application of FDTD to scattering problems of objects with a finite acoustic impedance but without tangential stress.
导出了水中透声目标表面边界条件的时域有限差分（FDTD）表达形式，将FDTD在水声学中的应用范围扩大到无切应力的有限声阻抗目标的散射问题。 - Reflection coefficient changing of acoustic impedance interface during oilfield development
油田开发中声波阻抗界面反射系数的变化规律 - Acoustic Impedance Inversion Based on Wavelet Edge Analysis and Modeling
基于小波边缘分析建模的波阻抗反演技术 - Opposition to the flow of sound through a surface; acoustic resistance is the real component of acoustic impedance and acoustic reactance is the imaginary component.
声音在通过一个表面时受到的阻力；声阻是声阻抗的实部，声抗是声阻抗的虚部。 - Acoustic Impedance Matching Criteria and Their Applications for Layer Thickness Measurement by Ultrasonic Interferometry
超声干涉法薄层厚度测量声阻抗匹配判据及其应用干涉型声光纤声传感器 - Sound surface wave band rejection filter seismic acoustic impedance log
声表面波带阻滤波器地震波阻抗测井曲线 - Study on Imaging of Weld Imperfection of Ships Based on Acoustic Impedance Rate
基于声阻变化率的船舶焊缝缺陷成像研究 - Multiple discriminant analysis, fluid acoustic impedance and support vector machine are the recommended practicable methods for Zi-Zhou reservoir during all the discussed methods.
在讨论的流体识别方法中，推荐使用多元判别分析、流体声阻抗法和支持向量机进行子洲气田山2段流体识别； - The Clinic Study on Relativity of Differentiation and Treatment and Acoustic Impedance Audiometry of Secretory Otitis Media; ultrasonic casing inspection tool
耳胀病、证诊治与声导抗测听检查相关性的临床研究 - Compensated formation densilog curve seismic acoustic impedance log
地震波阻抗测井曲线 - Research on Image Reconstruction Algorithm Based on Acoustic Impedance Rate Line Integral
基于声阻变化率线积分的图像重建算法研究 - Based on synthesizing advantages of the pulse echo and spectral ration techniques, a new method, the equivalent acoustic impedance technique is proposed.
在综合了回声法和频谱振幅比法优点的基础上，提出等效声阻抗法。 - Acoustic impedance section is a basic section used for reservior construction description and lateral prediction.
波阻抗剖面是用来描述油气储集层结构，并进行储层横向预测的基础剖面。 - For the eyeball composed of membrane and liquid, the contrast of ultrasound imaging is not high due to its small variance in acoustic impedance.
对于由膜组织和液体构成的眼球来说，由于其超声阻抗差别不大造成眼超声成像的对比度不高。 - In this paper, the acoustic impact testing method has been presented with two different excitation methods: the tap testing method and the acoustic impedance testing method.
依据激励方式的不同，本文分别从敲击检测以及声阻检测方法两个方面对声振检测方法进行了介绍。 - The different acoustic impedance ( Z) in substrate layer such as air, earth or water may lead to different spectral amplitude corresponding to concrete layer.
利用材料声阻系数的改变可推断在混凝土层后是否有掏空、积水、或地层变动破碎的现象或是推断地质状况。 - Acoustic impedance inversion using improved conjugate gradient algorithm
用改进的共轭梯度算法解波阻抗反演问题 - Negative coefficients occur where there is a decrease in acoustic impedance across the reflecting interface.
当反射界面上下两侧的声波组抗降低时，反射系数就会出现负值。 - Detection of Quality of Foundations Piles by Integral Assessment with Ultrasonic Acoustic Parameters Ultrasonic determination of carbon fiber composite porosity using acoustic impedance
应用超声波声学参数综合判别法检测基桩质量碳纤维复合材料孔隙率超声声阻抗法检测 - Research of the Relativity of Rayleigh Wave Velocity and Transverse Wave Velocity in Exploration of Quaternary Period Acoustic impedance section is a basic section used for reservior construction description and lateral prediction.
瑞雷波速度与横波速度在第四系勘察中的相关性探讨波阻抗剖面是用来描述油气储集层结构，并进行储层横向预测的基础剖面。 - By repeated practice on acoustic impedance inverse, the method can take a good effect on promoting the resolution.
通过对波阻抗进行反演的实践，表明这种方法可以达到提高分辨率的效果。 - The product of the velocity and density of a rock is termed in the acoustic impedance.
岩石的波速和密度之乘积称为声波阴抗。 - Seismic wavelet extraction and stratum acoustic impedance inversion are very important in seismic inversion.
地震子波的提取和地层波阻抗反演是地震反演中非常重要的两个方面。 - In this paper, the nonlinear acoustic impedance of the micro-perforated panel is investigated both theoretically and experimentally.
本文对微穿孔板的非线性声阻抗率作理论与实验两方面的研究。 - The ultrasonic scattering is also different, as the acoustic impedance in the adjacent grains is different.
奥氏体晶粒尺寸不同时，相邻晶粒之间的声阻抗不同，对超声波的散射也不同。 - This paper selects the proper glottis and sound channel parameters, determines parameters of mass block, spring and damping of the model, and uses the established model to calculate and analyzed the glottis acoustic impedance and dynamic system.
文中选取了适当的声门和声道参数，确定了该模型的质量块、弹簧和阻尼等一系列参数。并利用建立的模型进行计算求解，对该模型的声门声阻抗和动力学系统进行了分析。
英英释义
noun
- opposition to the flow of sound through a surface