振动声成像,vibro-acoustography
1)vibro-acoustography振动声成像
1.A new ultrasound imaging method: vibro-acoustography;一种新的超声成像方法振动声成像
2.Study of vibro-acoustography with high spatial resolution based on sector array transducers高分辨率扇形阵列超声激发振动声成像研究
3.Influence of different transmission medium on the resolution,especially axial resolution,of a vibro-acoustography system is theoretically studied by introducing the point spread function(PSF) and axial response function(ARF) based on the basic principle of vibro-acoustography and a typical confocal transducer,which is made from dividing a concave focusing transducer into two concentric parts.本文从振动声成像的基本原理出发,以凹球面聚焦换能器分割形成的一种典型共焦换能器为例,通过引入点扩展函数PSF和轴向响应函数ARF,探讨了不同传播介质对振动声成像系统分辨率,特别是轴向分辨率的影响。
英文短句/例句

1.Study of vibro-acoustography with high spatial resolution based on sector array transducers高分辨率扇形阵列超声激发振动声成像研究
2.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
3.Active Vibration Control for Image on Moving Vehicles;动载体成像振动主动控制技术的研究
4.A study of magnetic resonance angiography (MRA) and carotid color doppler ultrasonography on the etiology of acute ischemic stroke磁共振血管成像、颈动脉超声对颈内动脉系统急性脑梗死病因学方面的诊断价值
5.Ultrasound and MRI Analysis of Human Carotid Plaque Compositions and Mast Cell Distribution in Atherosclerotic Lesions of Human Carotid Arteries;颈动脉粥样硬化斑块成分的超声、磁共振影像学分析及肥大细胞在粥样硬化斑块中的分布
6.Comparison Between Transcranial Doppler and Magnetic Resonance Angiography(or Digital Subtraction Angiography)in Studying Intracranial Artery Stenosis颅内动脉狭窄的经颅多普勒超声与磁共振血管成像和(或)血管造影对比
7.Dynamic Changes of MR Diffusion-weighted Imaging on Brain Abscess;脑脓肿磁共振弥散加权成像动态变化
8.Functional MRI Study on Expressive Language Centers;运动性语言中枢功能磁共振成像研究
9.Motion Estimation for Image Sequence and Ultrasound Elastography of Artery;序列图像运动估计与动脉超声弹性成像
10.Study on brain areas related to verb generation task with functional MRI动词生成任务相关脑区的功能磁共振成像研究
11.Evaluation of coronary lesions with two-dimensional strain echocardiography超声二维应变成像评价冠状动脉病变
12.Application of Principal Component Analysis for Vibration and Noise Source主成分分析法在振动噪声源分析中的应用
13.Application of Principal Component Analysis in Analysis of Noise Source振动噪声特征的主成分分析方法应用研究
14.Research on Micro-surface Formation Mechanism of Ultrasonic Elliptical Vibration Cutting超声椭圆振动切削表面形貌形成机理的研究
15.A Study on Motion Artifacts Reduction and Diffusion Tensor Imaging of Magnetic Resonance;磁共振运动伪影消除与扩散张量成像技术研究
16.Localization Strategy and Preliminary Clinical Application of Coronary Magnetic Resonance Angiography;冠状动脉磁共振成像定位方法与初步临床应用
17.Whole-heart Coronary MR Angiography at 3 Tesla: Initial Study;3.0T磁共振全心冠状动脉成像的初步研究
18.Motor, Language, and Learning: Functional Magnetic Resonance Imaging of the Cerebellum;运动、语言和学习:小脑的功能磁共振成像研究
相关短句/例句

magnetic resonance angiography磁共振动脉成像
1.Objective To investigate the value of MRI and magnetic resonance angiography(MRA) for moyamoya disease .目的探讨磁共振成像(MRI)和磁共振动脉成像(MRA)对烟雾病的诊断价值。
3)Vibration response imaging振动反应成像
1.Objective Vibration response imaging(VRI) is a new lung sound imaging technology.目的应用振动反应成像(VRI)技术探讨肺部定量数据(QLD)在诊断气流受限疾病中的价值。
2.Objective To explore the characteristics of vibration response imaging(VRI) in chronic obstructive pulmonary disease(COPD).目的探讨慢性阻塞性肺疾病(COPD)肺部振动反应成像(VRI)的特点。
4)Kinematic MRI磁共振运动成像
5)Auto-ultrasonic imaging自动超声成像
6)polarization imaging偏振成像
1.The development and analysis of target detection research based on polarization imaging technology基于偏振成像技术的目标探测研究进展及分析
2.The experimental setup for polarization imaging based on dual-rotating-retarder technique is modified,and a method to obtain two images encoded by polarization degree and intensity with a single measurement process is proposed.改进了利用双旋转波片方法进行偏振成像的实验装置,提出了通过一次测量获得目标偏振度和强度编码图像的方法。
3.Aiming at detecting platform limited by the cubage,the idea that using CMOS detector to construct subminiature polarization imaging remote sensor is put forward,and its feasibility is analyzed.针对探测平台受体积的限制,提出了用CMOS探测器构建微小型偏振成像遥感器的思路,分析了其可行性,研制了一套微型CMOS偏振成像遥感器实验系统。
延伸阅读

合成孔径声成像合成孔径声成像  超声学检查方法之一。利用引入适当电子时延的方法,合成声透镜的聚焦功能,从而获得逐点聚焦的物体图像的声成像方法。可分为二维合成孔径和三维合成孔径声成像。二维合成孔径采用换能器线阵,三维则采用换能器面阵。换能器各单元均作为点源发射,发射声束照射整个物体,并接收来自物体各点的信号储存,然后根据成像断面中各点的坐标位置,对换能器各单元接收信号引入适当延时,以实现逐点聚焦。