| 对《校准厚度片测量不确定度评定》一文的探讨 |
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| 引用本文： | 常青,张晓芬.对《校准厚度片测量不确定度评定》一文的探讨[J].航空计测技术,2009,29(6):47-49. |
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| 作者姓名： | 常青 张晓芬 |
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| 作者单位： | 工业和信息化部电子第五研究所赛宝计量检测中心,广东广州510610 |
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| 摘 要： | 对《校准厚度片测量不确定度评定》一文评定方法中直接测量法与比较测量法的区分,数显电感测微仪示值误差的选用,通过有效自由度评定扩展不确定度的方法进行了探讨。
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| 关 键 词： | 评定方法 示值误差 概率分布 合成标准不确定度 扩展不确定度 |
Discuss for＂Evaluation of Uncertainty of Measurement about Film Thickness Calibration＂ |
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| CHANG qing,ZHANG Xiao-fen.Discuss for＂Evaluation of Uncertainty of Measurement about Film Thickness Calibration＂[J].Aviation Metrology & Measurement Technology,2009,29(6):47-49. |
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| Authors: | CHANG qing ZHANG Xiao-fen |
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| Institution: | ( Ministry of Industry and Information Technology Calibration and Testing Center of China Electronic Product Reliability and Environmental Testing Research Institute, Guangzhou 510610, China) |
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| Abstract: | Through evaluating the expanded uncertainty of the effective freedom degree,the difference between the direct measuring method and comparative method and selecting the indication error of the digital inductive micrometer within the paper titled ＂Evaluation of Uncertainty of Measurement about Film Thickness Calibration＂ are disscused. |
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| Keywords: | assess method reading error probability distributing combined standard uncertainty expanded uncertainty |
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