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测长机检定四等大尺寸量块测量不确定度分析

Metrology & Measurement Technique(2013)

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Abstract
为配合量块新检定规程JJG146-2011《量块》的执行,用测长机检定(125~1000)mm四等大尺寸量块,推导出数学模型,并对影响检定结果的各分量测量不确定度进行逐一分析,综合计算出结果,得出测量不确定度结论。
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