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单词 Vickers number
释义 Vickers number
 Metall.
 a numerical expression of the hardness of a metal as determined by a test (Vickers test) in which the sample is indented under a known pressure by the point of a diamond and the surface area of the indentation is divided into the amount of pressure applied.
 [after Vickers Armstrong Ltd., British steel firm]
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更新时间:2024/11/11 18:52:23