• 吸收剂量测量不确定度为7.8%。

    The expand uncertainty of absorbed dose measurement was 7.8%.

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  • 开发平均值残差标准偏差不确定度

    C development numerical average, residuals, standard deviation, and the total uncertainty.

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  • 元素准确引起相对确定总不确定度中所占比例同。

    The ratio of relative uncertainty caused by accuracy to the global relative uncertainty was different with different levels and elements.

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  • 在对确定A分量B类分量评定合理简化基础确定总不确定度的表示模式,介绍了它们应用

    Based on the rational simplification for type a and B evaluation of general uncertainty, this paper confirms the general certainty, and introduces their applications.

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  • 钢瓶高纯甲烷热值进行了测定并考察了稳定性,不确定度为0.2%,ISO公布的甲烷热值0.1%以内一致

    The mean calorific value of methane sampled from 4 cylinders is determined to be 39839 kJ/m3 with a total uncertainty of 0.2% and which is in agreement with the value issued by ISO within 0.1%.

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  • 计算压力表不确定自由

    Calculate out total uncertain degree and degree of freedom of the manometer.

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  • 采用直观因果,对EDTA滴定测定水中确定来源及其测量不确定度的影响进行分析

    Making use of the cause and effect diagram to analyse the sources and influences of uncertainty in determination of total hardness in water by EDTA titrimetric method was introduced.

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  • 采用国际通用方法分析探讨了东海近海水质测定不确定影响因素

    In the paper, the factors that influence the uncertainty of mercury measurement in offshore water in East China Sea were analyzed by using the universal method.

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  • 采用EDTA滴定测定水质测量不确定评定

    Uncertain degree is evaluated to adopt EDTA titrimetric law to measure total hardness of water quality.

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  • 评价方法可以航天器测试真空检漏不确定度评定提供一定的参考依据。

    The presented evaluation method may provide a reference for evaluating the uncertainty about the total leak rate method of spacecraft and vacuum leak testing method.

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  • 方法原子吸收分光光法测定血液滤过置换钠含量,并根据《测量确定评定表示》(JJF1059-1999)中有关规定评估不确定度

    Methods:To determinate the total sodium in hemofiltration replacement fluid by atomic absorption spectrophotometry and appraise the uncertainty according to JJF1059-1999.

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  • 方法原子吸收分光光法测定血液滤过置换钠含量,并根据《测量确定评定表示》(JJF1059-1999)中有关规定评估不确定度

    Methods:To determinate the total sodium in hemofiltration replacement fluid by atomic absorption spectrophotometry and appraise the uncertainty according to JJF1059-1999.

    youdao

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