The relationship between hardness depth and magnetic coercive force was studied. Based on this relationship we develop a new type of electromagnetic nondestructive measurement instrument (DWY - 1).
通过分析磁矫顽力与淬硬层深度之间的关系，试制了一种电磁无损检测仪(DWY-1)。
The relationship between hardness depth and magnetic coercive force was studied. Based on this relationship we develop a new type of electromagnetic nondestructive measurement instrument (DWY - 1).
通过分析磁矫顽力与淬硬层深度之间的关系，试制了一种电磁无损检测仪(DWY-1)。
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