1.
In this paper, the principle and primary results of measure ultrasonic sound velocity and attenuation coefficient by ultrasonic syntonic method are introduced.
本文介绍利用超声共振法测量声速和声衰减系数的原理及自来水和乙醇的测量结果。
2.
The infuence on resonance frequencies of longitudinal-torsional ultrasonic motor exerted by prestress is studied.
研究了预压力对超声马达共振频率的影响。
3.
The Evaluation on MRI and US for the Diagnosis of Adenomyosis;
核磁共振扫描和超声诊断子宫腺肌症价值评价
4.
Research on Magnetic Resonance and Medical Ultrasound Image Denoising in Wavelet Domain
基于小波域的磁共振及医学超声图像去噪研究
5.
Comparison study in diagnosis of distal tibiofibular syndesmosis disruption with Ultrasonography and Magnetic Resonance Imaging
超声与磁共振在下胫腓联合分离中的对照研究
6.
Rayleigh modification on resonance frequency of catenary horn
悬链线形超声变幅杆共振频率的瑞利修正
7.
Effect of Ultrasonic Vibration on Graphite Morphology in Eutectic Grey Cast Iron
超声波振动对共晶灰铸铁中石墨形态的影响
8.
Superharmonic Resonance of the Stator of a Rotary Ultrasonic Motor and Nonlinear Dynamical Experiments
旋转超声电机定子超谐共振分析与非线性动力学实验
9.
A Comparative Study of Diagnosis with MRI and Combined Echocardiography;
主动脉夹层磁共振诊断及与超声等诊断方法的比较
10.
The Foundational Empirical Study about Biological Effect of MR Imaging-Guided High Intensity Focused Ultrasound;
磁共振引导高强度聚焦超声生物学效应的实验研究
11.
The Imaging Study of MRI-Guided High Intensity Focused Ultrasound Surgery of Rabbit Liver;
磁共振引导高强度聚焦超声损伤兔肝的影像学研究
12.
An Empirical Study of Mongolian Gazelle Muscle Exposed to MR Imaging Guided High Intensity Focused Ultrasound;
磁共振导航高强度聚焦超声热消融羊肌肉组织的可行性研究
13.
Contrast Study of Transrectal Ultrasound and Endorectal Coil in Prostate MR Imaging;
经直肠超声与经直肠磁共振检查对前列腺病变的比较研究
14.
Analysis on the Resonance Frequency of Sandwich Ultrasonic Transducers with Two Sets of Piezoelectric Ceramic Elements
双激励源压电陶瓷超声换能器的共振频率特性分析
15.
The evaluation of vulnerable atherosclerotic plaques in rabbit abdominal aorta by a magnetic resonance imaging versus an invasive intravascular ultrasound method
磁共振成像与血管内超声识别兔腹主动脉易损斑块的对比研究
16.
Application of MRI and Three-dimensional Ultrasound Diagnosis of Congenital Malformations in the Fetus
磁共振与三维超声在胎儿先天性畸形诊断中的应用
17.
MR perfusion-weighted imaging in rabbit models of hepatic VX2 tumors after high intensity focused ultrasound
兔VX2肝癌高能聚焦超声治疗后的磁共振灌注加权成像
18.
Contrast study of transrectal ultrasound and endorectal coil MR combined with spectroscopy imaging of prostate cancer
前列腺癌的经直肠超声与直肠线圈磁共振联合波谱检查对比研究