A testing method which combined of eddy current testing with ultrasonic testing technology was proposed.
本文提出了一种涡流和超声波组合检测连续管的方法。
The supplier shall furnish the Eddy Current and Ultrasonic Test Procedure to the purchaser for approved.
供货方应向用户提交一份涡流与超声波探伤规程，并要得到订购方认可。
Aluminum wire ultrasonic bonding; transducer drive current; signal time-frequency analysis; feature selecting; quality online monitoring.
粗铝丝超声引线键合；换能器驱动电流；信号时频分析；特征提取；质量在线监测。
Some shortcomings of current ultrasonic thickness gage are discussed. And some measures for improving the transducer, circuit and other parts of the gage are put forward.
阐述了目前超声测厚仪的一些不足，并在探头和电路等方面提出了一些改进措施。
At present based on the current common principles were magnetic ultrasonic flaw detection and based on the principles of service flaw detection in the detection major research direction.
目前常用的基于漏磁原理的裂纹检测和基于超声波原理的裂纹检测是在役管道检测主要的研究方向。
The application status of magnetic particle testing, penetrant testing, eddy current testing, radiographic testing and ultrasonic testing in weld crack inspector were introduced.
介绍了磁粉检测、渗透检测、涡流检测、射线检测和超声波检测技术在焊接裂纹检测中的应用状况。
Pulse drive and pulse current were studied in this paper aim at improving peak output power of the ultrasonic generator. At the same time these two types circuit for producing pulses were studied.
本文从提高超声电源峰值功率出发，分析研究了脉冲驱动及脉冲电流两种不同的脉冲形式，同时研究了这两类产生脉冲的电路。
An online combined NDT technology is introduced, which composed of electromagnetic identification of materials, eddy current and magnetic flux leakage testing and ultrasonic measurements.
在此基础上介绍一种由电磁分钢、涡流探伤、漏磁探伤及超声测量组成的钢管在线组合检测技术及其应用结果。
The present paper particularly describes ultrasonic degradation of pesticide in mechanisms, influential factors, current researches and application future.
详细地阐述了超声波降解农药的机理、影响因素、研究现状及应用前景。
The paper concludes in its last part by mentioning the experimental methods in the study of propagation of nonlinear ultrasonic waves in solids and some problems of current interest.
本文也简述了测量超声非线性畸变的实验方法，指出了超声非线性传播中某些有兴趣的问题。
Eddy current, magnetic leak, magnetic particle and ultrasonic test are the main methods used for pumping rod test.
目前，对抽油杆的自动探伤主要有涡流、漏磁、磁粉及超声方法，各有其优缺点及适用范围。
First, this paper summarizes the previous research on ultrasonic cavitation, as well as some developments of the current research, and sums up the acoustic cavitation applications in various fields.
本文首先综述了前人对超声空化的研究，以及当前的一些研究新进展，并且总结了声空化在各个方面的应用。
Now, there are many methods for measuring the thickness of mental. For example, the contact measurement, the radial measurement, the ultrasonic measurement, eddy current measurement, etc.
目前，对于金属厚度检测的方法有很多，例如接触式检测法、射线检测法、超声波检测法、电涡流检测方法等。
In this article, the theory and the current situation of the ultrasonic degradation of macromolecular substances were summarized, and the prospects of the ultrasonic degradation were also given.
对超声波降解大分子物质的原理及研究现状进行综述，并展望了超声降解的发展前景。
Now, in the industry manufacture and equipment testing, there are several methods for the metal thickness measurement, as ultrasonic, X-ray, eddy current and so on.
目前，在工业生产和设备检测中，对于金属板材或者金属设备的厚度测量，通常有超声、射线、电磁涡流等不同方法。
The backset current extraction, ultrasonic-assisted extraction and microwave extraction were tested to select the optimum extraction and the quantitative analysis of specimen was made.
分别考察回流法提取法、超声波萃取法及微波萃取法。选择最优提取工艺，对样品进行含量测定。
The backset current extraction, ultrasonic-assisted extraction and microwave extraction were tested to select the optimum extraction and the quantitative analysis of specimen was made.
分别考察回流法提取法、超声波萃取法及微波萃取法。选择最优提取工艺，对样品进行含量测定。
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