And they used what they called eddy current testing.
他们使用涡流检测。
The script gnosis/xml/objectify/test/test_basic.py provides a typical example of both current testing weaknesses and their solution. Here's a recent version of the script
脚本gnosis/xml/objectify/test/test_basic.py 给出了一个关于当前测试的缺点及解决方案的典型示例。
Experiments proved that the quantification of different depth flaws could be realized just only by scanning with pulsed eddy current testing once, so it has good prospect in use.
试验证实，脉冲涡流只需一次扫描就可对被测试件上不同深度的裂纹实现定量检测，因此具有广阔的应用前景。
Eddy current testing is one of the five major routine nondestructive testing methods and it is convenient, fast and suitable for online detecting of the surface flaw of steel balls.
电涡流检测是五大常规无损检测方法之一，检测方便、快捷，适合用于钢球表面裂纹的在线检测。
为什么漏电流测试？
This paper first introduces eddy current testing (ET).
本文首先就涡流检测进行了介绍。
Neural network technology is used more and more widely in eddy current testing.
人工神经网络技术在涡流检测中的应用越来越广泛。
System capacitive current testing can guide arc-extinguish coil correct switching.
通过测试系统电容电流，可以指导消弧线圈的正确投切。
The lift-off effect of eddy current is an important factor in eddy current testing.
涡流检测中的提离效应是影响涡流检测的一项重要因素。
A serial communication protocol used in the eddy current testing system is designed.
根据特定的电涡流检测系统设计了有效的串行通信协议。
Remote field eddy current testing equipment, method and principle are briefly described.
本文就远场涡流检测设备、方法及机理作简要介绍。
Research showed that data fusion was applicable for multi-frequency eddy current testing.
研究证明，数据融合技术较适用于多频涡流检测。
The design and realization of an eddy current testing system based on Ethernet were described.
介绍了基于以太网的涡流测试系统的构成及实现。
It discusses the feasibility of eddy current testing of the parts with certain thickness of paint.
论证了在一定漆层厚度下带漆零件的涡流探伤的可行性。
BIST has been applied into transient current testing as an effective method to reduce testing spending.
内建自测试(BIST)是一种有效降低测试开销的技术，在瞬态电流测试中得到了应用。
The result showed that layered multi-subnet neural network was suitable to online eddy current testing.
结果表明，层次式多子网神经网络适用于实时在线检测。
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。
Mycotoxins are not always visible in feed and current testing methods don't always give the complete picture.
饲料中的霉菌毒素并不总是肉眼可见，现有的检测方法并不能检测出所有的霉菌毒素。
The paper deals with evaluation of dyadic Green's functions that arise in eddy current testing for a conductive plate.
根据涡流无损检测中的几组典型数据，比较了用该文方法和直接数值积分法计算并矢格林函数的精度和求解速度。
At last, the difficulties occurred in the system debugging and the simulation result of current testing channel are analysed.
文章最后对系统调试过程中出现的问题及电流检测通道的模拟检测结果进行了分析。
A new fast digital filter of on line eddy current testing system for decreasing the effect of high frequency noise was researched.
针对涡流在线检测系统中的各种高频噪声影响，设计了快速去噪滤波算法。
Dynamic current testing can detect some faults that cannot be detected by voltage based test method and quiescent current test method.
瞬态电流测试可以检测一些用电压测试和稳态电流测试不能检测的故障。
The project has been applied to "current testing system of homing radar" and ensures high precision and automatization measure of system.
该自动“天线对零”方案已经应用在“末制导雷达通用检测系统”中，保证了系统的高精度自动化测量。
Through practical testing, it shows that the eddy current testing can increase the testing speed, improve the sensitivity and test accurately.
通过实际检测表明，涡流检测速度快、灵敏度高、测试结果准确。
The output signals! of measuring coil for eddy current testing is rather complicated, but is essential for detection accuracy and reliability.
涡流检测线圈输出信号十分复杂，对该信号进行准确的分析处理是获得高精度和高可靠性检测结果的基础。
On the basis of the principle of eddy current testing, the instrument was designed for the quality of austenitic heat-resistant steel air valve.
针对奥氏体耐热钢气阀质量检测的问题，依据涡流检测原理，设计了奥氏体耐热钢气阀缺陷及硬度的涡流检测装置。
This article sets forth the common defects existing in the current testing methods on concrete permeability and the suggestion and ways to improve.
本文阐述了目前混凝土渗透性的测试方法当中存在的共同缺陷，以及渗透性测试方法的改进建议和改进方法。
This article sets forth the common defects existing in the current testing methods on concrete permeability and the suggestion and ways to improve.
本文阐述了目前混凝土渗透性的测试方法当中存在的共同缺陷，以及渗透性测试方法的改进建议和改进方法。
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