JUS N R8 052-1981 Magnetic materiah and components RM-cores General requirements 《磁性材料与元件 RM铁芯 一般要求》.pdf

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JB T 6584-1993 磁性材料液压机 技术条件.pdf

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SJ T 31295-1994 DE18型磁性材料拌和机完好要求和检查评定方法.pdf

JB T 10102-1999 磁性材料分类.pdf

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JJG 1041-1993 磁性材料磁参数计量保证方案技术规范.pdf

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GB T 21219-2007 磁性材料.分类.pdf

GB T 13888-1992 在开磁路中测量磁性材料矫顽力的方法.pdf

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