GB/T 40742.2-2021 产品几何技术规范(GPS) 几何精度的检测与验证 第2部分:形状、方向、位置、跳动和轮廓度特征的检测与验证

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文档格式 : PDF电子版

文档分类 : 国家标准

更新时间 : 2024-04-19 17:42:58


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