简要叙述漏磁探伤的基本原理，介绍它的控制系统硬件结构，技术参数和具体功能。
The article describes the basic principle, control hardware configuration, technical parameter and function of flux leakage test.
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。
An online combined NDT technology is introduced, which composed of electromagnetic identification of materials, eddy current and magnetic flux leakage testing and ultrasonic measurements.
介绍了基于漏磁探伤原理的钢管管缝在线检测装置，对装置的励磁磁路结构、磁敏感检测元件及其信号处理作了较详细的分析论述。
The on-line pipe flaw detector with magnetic leakage flux principle is introduced, providing details regarding the exciter circuit structure, magnetic sensors and signal processing.
通过分析漏磁场的狭缝效应，并借用已有物理模型，探讨磁粉探伤原理模型和应用范围。
By analysis of magnetic leakage effect, discusses magnetic powder detection principle and application range, borrowing physical module.
本文首先给出石油专用管二维漏磁高速探伤机的工作原理。
The article refers to the oil pipe two - dimension leak - magnetic detector firstly.
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。
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。
Eddy current, magnetic leak, magnetic particle and ultrasonic test are the main methods used for pumping rod test.
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