Magnetism measuring, Barkhausen noise and magnetic acoustic emission were often used for electromagnetic testing.
电磁检测方法主要有材料磁性量测、巴克好森噪声和磁声发射。
In the light of the shortcomings of the existing tubing magnetic testing line, a new magnetic testing apparatus is developed.
针对国内现有油管磁性探伤检测线的不足，研制了新型油管电磁探伤装置。
Metallic magnetic testing can find stress concentration field of the metallic magnetic material by using magnetic memory phenomenon.
金属磁记忆检测是利用磁记忆效应对铁磁性材料的应力集中区进行无损检测的新方法。
Summarizes manufacture technology of welding and machining for columns and crossbeams by which the fram is made up of CM2 magnetic testing equipment.
介绍CM2磁试验设备主框架立柱、横梁的焊接及机械加工工艺。
The physical meaning and influence factors of lifting power were discussed, and the lifting power index of the typical yokes for magnetic testing was analyzed.
针对磁粉检测中磁轭的提升力指标的物理意义、影响因素及几种典型磁轭的提升力指标进行了分析讨论。
Magnetic memory testing method is high in speed and more accurate.
与其他检测方法相比，磁记忆检测法更快速、更准确。
Magnetic design includes choice of materials, testing devices, electronics components and circuit layout the arrangement.
磁性设计包括材料选择、器件的测试、电子线路的布置和元件的安排等。
You can use different methods, like X-rays, testing magnetic particles, and ultrasonic. It fits in well with my background in metallurgical engineering.
你可以用一些不同的方法，像是X光、测试磁性粒子和超音波，它完全契合我的冶金工程学背景。
Metal magnetic memory testing technique can effectively distinguish stress concentration zone of casing, which can develop early diagnose for casing damage.
用金属磁记忆检测技术可有效判断套管的应力集中区域，为套管损坏进行早期诊断。
In order to evaluate the residual fatigue life of end-of-life crankshaft, this paper proposed a new testing method based on eddy current and magnetic memory method.
为了对退役曲轴再制造前的剩余疲劳寿命进行评估，提出了一种基于涡流和磁记忆法的退役曲轴检测方法。
Metal magnetic memory is a nondestructive testing method, which is invented by Russian expert in 1997.
金属磁记忆检测方法是由俄罗斯专家在1997年提出的一种无损检测方法。
The principle and application of metal magnetic memory(MMM) testing of turbine blades are described.
介绍电站汽轮机叶片的金属磁记忆检测原理及应用。
In actual testing, magnetic memory signal belongs to random signal without stationarity, adjusting adopting wavelet technique to analyze magnetic memory signal.
在实际检测中，磁记忆信号属于随机信号、不具有平稳性，宜采用小波技术分析磁记忆信号。
Improve the testing equipment, magnetic detection machines and hardness.
检验设备完善，有磁粉探伤机和硬度计。
Based on geological, gravity and magnetic, seismic, logging, physical properties of rocks and testing data, the spatial variation pattern of density in Dongying sag is established.
本文以地质、重磁、地震、测井、岩石物性及分析测试资料为基础，首次建立了东营凹陷密度的空间变化模式。
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。
Application of magnetic flux leakage (MFL) testing to the detection of corrosion in atmospheric storage tank floor was studied.
探讨了漏磁检测在常压储罐罐底腐蚀缺陷检测中的应用。
Do clear the factors of influencing magnetic memory testing effect, before truly applying magnetic memory testing technology in the scene actual testing.
要把磁记忆检测技术真正应用于现场实际检测，必须把影响磁记忆检测效果的因素分析清楚。
A typical signal was found in the position of welding scar of a liquefied petroleum gas (LPG) tank by metal magnetic memory testing (MMMT).
采用磁记忆检测发现液化石油气储罐焊疤部位存在较强的磁记忆信号。
Magnetic particle testing steps and elements were described in detail, and testing traces of the magnetic particle characteristics, as well as defects in the post-processing methods were introduced.
针对球形储罐在制造、安装和使用过程中可能出现的表面缺陷，磁粉检测是重要的检测方法之一。
Fluorescent magnetic particle testing is a NDT method that often used for testing trivial flaws on the surface of ferromagnetic materials in order to control the qualities of product.
荧光磁粉检测是一种常用的无损检测方法，用于检测钢制零件的表面及近表面的裂纹缺陷，长期以来一直被认为是表面裂纹检测最灵敏的方法之一。
The method of metal magnetic memory is a new potential nondestructive testing method, which can be used to detect and estimate the residual stress and micro-damages of the ferromagnetic items.
利用磁记忆效应对铁磁性金属构件的残余应力和微损伤进行检测和评估，是较有潜力的无损检测新方法。
Present level of nondestructive testing and metal magnetic memory testing(MMMT) on pressure vessels was analyzed. Application instance on pressure vessels is reviewed of MMMT.
分析了压力容器的无损检测现状和磁记忆检测技术在该领域的应用前景，介绍了目前金属磁记忆方法在压力容器检测中的应用情况。
Based on Hall sensor, this paper introduces a testing system of magnetic fields uniformity on magnetic bearings.
该文介绍了运用霍尔传感器研制的磁悬浮轴承磁场均匀性测试仪。
The results of the research can effectively guide metal magnetic memory testing done on pipelines and its safety evaluation.
文中的研究结果，可以有效指导管道的磁记忆检测及安全评价。
Magnetic flux leakage testing for some mini-defects or weak magnetic materials has been realized by this instrument.
采用该检测装置将使一些细微缺陷和弱磁材料的漏磁检测成为可能。
Comparison test and practical experience clearly showed, the defect detectibility of the fluorescent magnetic particle testing is far higher than the black magnetic particle testing.
对比试验与实践经验表明，荧光磁粉检测比黑色磁粉检测有高得多的缺陷检出率。
Third, inversion methods of signal processing are studied to identify defects from magnetic flux leakage testing data.
本文研究了基于反演技术的漏磁信号分析方法，采用反演技术实现缺陷轮廓参数的评估。
Third, inversion methods of signal processing are studied to identify defects from magnetic flux leakage testing data.
本文研究了基于反演技术的漏磁信号分析方法，采用反演技术实现缺陷轮廓参数的评估。
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