| 1. | In addition , according to appliant characteristics of electromagnetic nondestructive testing for steel and iron , on the basis of characteristic parameters taken out of wgq - 268 electromagnetic nondestructive testing instrument , we established an arithmetic model about quality test for steel and iron , integrating pattern recognition method , we performed quality test for hardness of gcr15 bearing steel and the result is satisfactory 此外,我们根据钢铁件电磁无损检测的应用特点,以wgq - 268型电磁无损检测仪所提取的特征参量为基础,结合模式识别方法,建立了钢铁件质量测试的算法模型,并对gcr15轴承钢的硬度进行了定性测试,获得了令人满意的结果。 |