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布氏硬度基准装置
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布氏硬度基准装置
Encyclopedia
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硬度计量技术
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the primary standard for brinell hardness machine
布氏硬度基准装置
用来复现和保存布氏硬度量值单位,用作统一中国布氏硬度值的最高依据装置。
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更新时间:2025/1/30 13:51:14