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介绍了电磁法检测球墨铸铁珠光体含量的基本原理、方法及传感器技术,结果表明,检测方法可靠,能对产品进行百分之百的快速无损检测,目前已用于生产。
The basic principle, method and sensor technology for detecting pearlite content in ductile iron by electromagnetic method are introduced. The results show that the detection method is reliable, and the product can be quickly and nondestructively tested one hundred percent, which has been used in production at present.