ultrasonic imaging

It is found that the ultrasonic imaging technology is an effective way to evaluate the quality of the ultrasonic brazed joint of aluminum matrix composites and detect the defects such as blow hole, oxide film inclusion and incomplete penetration in brazing interface.

超声成像技术能反映出铝基复合材料钎焊界面的接合状态，可检测出气孔、氧化膜夹杂和未钎透缺陷，为铝基复合材料钎焊的研究提供了有效的检测手段。

Research on ultrasonic imaging NDE of thin electric switch contact brazed quality

薄型开关电触头钎焊质量超声成像无损评价研究

Design of Ultrasonic Imaging System for Tank Wall Thickness Measurement

罐壁超声成像测厚系统的设计

Manual-scan Ultrasonic Imaging System for Testing of Composite Materials

复合材料手动超声成像检测系统的研究

At last, the recent development of ultrasonic backscatter imaging is reviewed.

最后, 简要介绍了超声背向散射成像的新进展.

The ultrasonic imaging characteristics, zonation and typing of gastric tumor as well as their relations to the surgical procedures wre dis-cussed.

并就胃肿瘤超声的特点、分区、分型及与手术的关系进行了探讨。

Ultrasonic imaging can be applied in judging wether laryngeal carcinoma with neoplastic invasion of the paraglottic space and thyroid cartilage or not, there was a certain difference with CT.

超声成像可作出判断喉癌侵犯声门旁间隙及甲状软骨与否，与CT有一定的差异。

Hepatic artery blood stream obstruction syndrome after orthotopic liver transplantation: ultrasonic imaging analysis

肝移植后肝动脉血流障碍综合征的彩色多普勒超声分析

In ultrasonic imaging system the application of digital processing can improve the image quality, and give facilities for image processing.

在超声成像中采用数字化技术有利于提高图象的质量，方便后期的图象处理。

In addition, according to the definition, resolution factor and fidelity factor requirements of ultrasonic imaging system, I put forward new methods for increasing the SNR of ultrasonic images.

同时，根据对医用内窥镜超声成像的清晰度、分辨率和保真度的要求进行分析，并提出了新的提高超声图像质量的数字化方法。

Described are the techniques of ultrasonic signal analysis and real-time defect imaging of NY-101 ultrasonic imaging unit.

介绍NY-101超声成象仪中超声信号的计算机处理、缺陷图象实时显示和后处理的方法。

Objective The aim of this study was to determine the influence of long-term low-dose hormone replacement therapy ( HRT) on the carotid atherosclerosis of postmenopausal women by means of ultrasonic imaging.

目的应用高频超声显像技术观察低剂量长期激素替代疗法（HRT）对绝经后妇女颈动脉粥样硬化的影响。

Ultrasonic c-scan system applied to inspect the torus has been developed, in which the directly digital imaging and programmable sample scanning are used. The testing result is displayed on the screen of the computer terminal after analysis and processing accurately.

利用直接数字成像和程控采样扫描技术，研制成了圆环蜂窝构件超声C扫描检测系统，精确地将蜂窝构件检测结果分析处理后直接显示在微机终端屏幕。

Ultrasonic imaging detection of the intestinal tumors IMMERSION ULTRASONIC IMAGING SYSTEM

肠道肿瘤的超声显像检查水浸式超声检测成象系统

Development of Ultrasonic Imaging Testing System for Girth Weld Flaws of Hydraulic Cylinder Used in Coal Mine

煤矿液压缸环焊缝缺陷超声成像检测系统的研制

In recent years, quick development of engineering technology brings along the development and popularization of medical ultrasonic imaging system. Ultrasonic diagnosis becomes more and more important in modern iatrology.

近年来，工程技术的迅猛发展带动了医学超声成像技术的发展和普及，超声诊断在现代医学中的地位也越来越高。

Ultrasonic imaging borehole TV and its application to rock engineering

超声波成象钻孔电视及其在岩石工程中的应用

Application of Ultrasonic Imaging Technology to Car Elude Tracing Trail

超声成像技术在汽车追尾规避上的应用

Objective : To establish and develop a new technology of human ultrasonic tissue attenuation imaging ( UAI ).

目的: 建立和发展一种新的人体超声组织衰减 成像 方法.

Ultrasonic imaging technique was adopted to evaluate the joining quality of a target assembly used in microelectronic technology.

采用超声成像方法对微电子器件镀膜靶材钎焊质量进行检测，获得其A扫描和C扫描图像。

B-Scan Ultrasonic Imaging of Morning Glory Syndrome Objective To evaluate the significance of ultrasonography in diagnosis and differentiation of morning glory syndrome.

目的探讨超声检查对牵牛花综合征的诊断及鉴别诊断价值，并与其他常用影像学方法进行比较。

Exploration on Relationship Between Clinical Judgement of Tubal Patent Test and Ultrasonic Imaging

输卵管通液术临床判定与超声显像关系探讨

Background: To evaluate the accuracy of the three methods: two-dimensional ultrasonic imaging method, three-dimensional ultrasonic imaging method and dewatering method-by which to detect the volume of thyroid space occupying lesion.

目的：通过二维超声和三维超声成像法测量甲状腺占位体积，并与排水法测得的实际体积相比较，客观的评价三者对占位组织体积测量的准确性。

Ultrasonic Imaging Technique on Joining Quality of Target Assembly

靶材钎焊连接质量的超声成像检测技术

The Diagnosis of Ultrasonic Imaging Subtype Classification: Complete Endocardial Cushion Defect

超声显像亚型分类诊断完全性心内膜垫缺损

The high frame rate ( HFR) ultrasonic imaging system, which is developed with limited diffraction beams, constructs images at a high frame rate. However the rectangular imaging area, to some extent, restricts the far field imaging information.

基于有限衍射波束的高帧率（high frame rate，HFR）成像系统能实现快速成像，但成像区域为矩形，使得远区成像的信息量受到一定的限制；

Methods: The ultrasonic imaging features of 22 cases patients with imperforate hymen were analyzed.

方法分析22例处女膜闭锁的声像图特征.

Objective: To evaluate the ultrasonic imaging features and the detective method of internal mammary artery ( IMA).

目的：评价乳内动脉的超声检查方法和声像图特征。

Testing results showed that the ultrasonic imaging technique could be used to evaluate the joint state and interior defects, and it is a good nondestructive testing method for the joining quality evaluation of target assembly.

试验表明，超声成像检测方法能够高效、快速、全面地反映出钎焊界面的接合状态及内部缺陷，是一种较好的检测钎焊靶材连接质量的无损检测方法。

A novel technology of adaptive focusing that serves to the ultrasonic C scan imaging testing of electric contact brazing interface with arc surface by controlling the three dimensional precision working table, has been developed by presenting the algorithms of adaptive following the tracks of transducer focusing.

采用自适应跟踪探头聚焦轨迹算法研究了自适应聚焦技术，通过控制三维精密工作台实现了弧型电触头钎焊界面的C扫描超声检测。