这种方法能用于多层介质中超声无损检测。
This method can be used for ultrasonic NDT in a multilayered medium, for example cement bond log.
在超声无损检测中，回波的精确定位具有很重要的意义。
In the ultrasonic non-destructive testing, the precise position of the echo is very important information.
这种换能器可以用于医学诊断、超声无损检测和精密测厚。
The ultrasonic transducer can be used for medical diagnosis, ultrasonic nondestructive detection and precise thickness measurement.
本文介绍了超声无损检测特征参数分析在胶接结构中的应用。
The application of feature analysis of ultrasonic nondestructive testing(UNDT)of adhesive bond structures(ABS)is presented in this paper.
缺陷的自动识别在管道缺陷超声无损检测和评估中具有重要意义。
Automatic identification of flaws is very important for ultrasonic nondestructive testing and evaluation of pipelines.
现代信号处理与模式识别技术在超声无损检测与评价中的作用愈来愈重要。
Modern signal processing and pattern recognition have been playing an increasing important role in ultrasonic nondestructive testing and evaluation.
为了实现大型复杂曲面工件的自动化缺陷检测，开发了超声无损检测机器人系统。
In order to realize automatic flaw detect for the large-scale complex curved surface parts, ultrasonic non-destructive test systems had been developed.
针对航空工业碳纤维复合材料板材的孔隙率检测，研制了便携式超声无损检测系统。
Aiming at the test of void content of carbon-fiber reinforced composite used in aeronautic industry, developed a portable ultrasonic non-destructive test system.
对超声无损检测中影响缺陷检出率和缺陷评价准确性的换能器脉冲波声场分布特性进行了研究。
It is known that these characteristics influence greatly the ratio of flaw detection and the accuracy of flaw evaluation.
目前，超声无损检测技术已应用于很多领域，例如医学检测、海底探测、材料探伤、超声测量等。
At present, ultrasonic nondestructive testing technology has been widely applied to many areas, such as medical testing, survey the sea, machines, materials, etc.
试验结果表明，该法有效地校正了高压开关烧结触头的超声C扫描图像的不均匀现象，提高了超声无损检测的准确性。
The experimental result shows that the non-uniformity of ultrasonic C-scan image is corrected and the accuracy of nondestructive testing …
目前，工程上一般采用超声无损检测技术对锚固螺杆进行健康检测，主要是检测经过长期服役后在其内部产生的裂纹或缺陷。
At present, ultrasonic non-destructive testing is usually used in health detection of anchor screws, and it mainly used in detecting inner defect of anchor screws under long term service.
针对超声无损检测中超声信号受噪声污染、信噪比不高的情况，提出了一种新的基于改进阈值函数的小波域超声信号去噪方法。
Aimed at the ultrasonic signal polluted by noises, which is low in SNR, a method of the ultrasonic signal denoising in wavelet domain based on an improved threshold function was put forward.
首先，构建了木材标准试件与不同类型的缺陷试件，采用先进的超声检测系统对木材试件进行超声无损检测，并记录下相应的超声原始检测信号；
First, wood specimens of standard and different types are made. Wood specimens are nondestructive tested by advanced ultrasonic test system, and copy relevant originality ultrasonic signal;
初步试验和研究表明，相控阵超声无损检测系统比传统单探头超声无损检测具有信噪比高、缺陷分辨力强、有效探伤范围宽以及工作效率高等特点。
Preliminary test and study showed that phased array ultrasonic system was better in signal-to-noise ratio, more sensitive to defects, wider in testing range and higher in working efficiency...
超声红外热成像是一种新型的无损检测技术。
The ultrasonic infrared thermography method is a new nondestructive testing technology.
利用超声缺陷信号的时频域特征，较好地实现了该类型药柱的线性定量无损检测。
The linear and quantitative nondestructive test of the grain defect is realized by using time-frequency domain character of the ultrasonic defect signal.
超声脉冲回波法以缺陷定位准确、适用范围广、操作方便等优点广泛应用于无损检测。
Ultrasonic echo method is widely applied in non-destructive detection for its advantage of accurate defect locating, wide application, convenient operation and so on.
橡胶涂层的超声检验在无损检测领域中是一门新兴技术，在国内尚未得到应用。
In the field of non destructive testing, the ultrasonic inspection of neoprene coated is a new and developing technique which has not been used in domestic so far.
超声检测是一种经济有效的无损检测手段。
Ultrasonic testing technology is an economic and efficient NDT method.
本文对超声导波技术应用于工业管道缺陷无损检测进行了理论和实验研究。
In this paper, industry pipeline defects NDT using ultrasonic guided waves was carried out theoretically and experimentally.
在固体中利用激光产生超声波，可作为超声测量和材料无损检测的一种新方法。
Ultrasonic wave excited in medium by laser can be used as a new method of ultrasonic measure and nondestructive testing.
超声多普勒血流检测技术是医学超声的一个重要分支，它是无损诊断血管疾病的一种重要手段。
As an important branch of medical ultrasound, Doppler ultrasound blood flow detection technology is a significant in lossless diagnosis for the disease of blood circulation system.
回顾了泡沫夹层结构常用的无损检测方法：空气耦合超声方法、脉冲回波超声方法以及激光错位散斑干涉方法。
The popular non destructive test methods for the foam-cored sandwich structure are reviewed; including air coupled ultrasonic method, pulse-echo ultrasonic method and shearogragh method.
无损检测技术在桥梁工程中的广泛应用，超声波检测混凝土构件质量技术已被普遍采用。
The nondestructive testing technology has been widely used in bridge engineering, and the technology of testing the quality of concrete structures by ultrasonic has been widely used.
因此，超声c扫描成像技术在工业无损检测方面有着良好的应用前景。
In a word, the image device of ultrasonic C-scanning has wild application in nondestructive testing of industrial production.
超声相控阵探测技术是在工业无损检测领域具有良好应用前景的新技术。
Ultrasonic phased array testing is a new technology with fine prospect in non-destructive testing.
本文主要设计开发了基于无损检测中涡流检测的焊缝识别处理机和研究了无损检测中的超声tofd检测的缺陷定位算法。
This paper focuses on the design and implementation of et weld detecting system and the research of TOFD crack localizing algorithm in non-destructive testing area.
采用了超声波无损探伤检测和破坏性试验相结合的试验方法，得到了一种鉴别陶瓷电容器可靠性的快速判别依据。
A quick method to assess the reliability of ceramic capacitors were also got through the combination of supersonic wave aided nondestructive test and destructive test.
采用了超声波无损探伤检测和破坏性试验相结合的试验方法，得到了一种鉴别陶瓷电容器可靠性的快速判别依据。
A quick method to assess the reliability of ceramic capacitors were also got through the combination of supersonic wave aided nondestructive test and destructive test.
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