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里氏硬度计--HM-6580
HM-6580采用坚固的铝合金外壳,耐用性。 * HM-6560为经典款式,的流线型外壳设计。 * 可通过键盘选择测试材料及测试方向。 * 可实现六种硬度(HL、HRC、HRB、HB、HV、HS)转换。 * 可反复显示各次测试结果,并可删除粗大误差。 * 可存储 50 组测量值及测试材料、测试 ...
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