| 1. | Uncertainty of measurement evaluation for paramagnetic oxygen analyzer 顺磁式氧分析器计量标准不确定度的评定 |
| 2. | Abstract : this paper presents evaluating mathods for the type a standard uncertainty of verification results in verificating and some problems in use 文摘:介绍了检定工作中检定结果a类标准不确定度的评定方法及一些应用中的问题。 |
| 3. | Abstract : in this paper , the formula in the evaluation of standard uncertainty for the parameter in smooth change is derived from characteristics of random error 文摘:根据随机误差的特性,推导了测量平稳变化参数时评定标准不确定度的计算公式。 |
| 4. | Graphic technology and photography - certified reference materials for reflection and transmission metrology - documentation and procedures for use , including determination of combined standard uncertainty 图形技术和摄影.反射和传输计量学用认证的标准物质.包括组合标准不确定度测定在内的使用文档和规程 |
| 5. | Using the method of merging sample standard deviation and evaluating indeterminacy of category b to calculate the indeterminacy aroused by repetitiveness can obtain reliable standard indeterminacy in much less time tallied with the inspection procedure 论述采用合并样本标准差和b类不确定度评定方法计算重复性引起的不确定度,使可以在符合检定规程规定的较少测量次数中得到比较可靠的标准不确定度。 |
| 6. | Based on the quantitative analysis of each source , the extended uncertainty of measurement results was obtained from standard uncertainty ( synthesis of uncertainties from each source ) multiplied by an extended factor of 2 ( under confidence probability of 95 % ) 在对各个不确定度分量进行量化的基础上,通过合成得到测量结果的标准不确定度,再乘以95 %置信概率下的扩展因子2 ,得到测量结果的扩展不确定度。 |
| 7. | Abstract : the error source of raster indicator verification instrument is analized . the synthetic standard uncertainty and expansion uncertainty of the standard unit is determined . the reliable basis for the verification of indicating type measuring tool is provided 文摘:分析了光栅式指示表检定仪标准装置的误差来源,确定了该标准装置的合成标准不确定度及扩展不确定度,为指示表类量具的检定提供了可靠性依据。 |
| 8. | And then the mathematical modeling of uncertainty propagation is established in term of the data processing algorithms . next the algorithms of uncertainty propagation are deduced . at last the result of estimating uncertainty is computed by applying the estimating method in this paper and data of calibrating experiment based on “ ntn ” technology 首先,研究各不确定度分量的标准不确定度计算方法;其次,建立不确定度经数据处理算法传递的数学模型;再次,推导不确定度经数据处理传递的算法;最后,应用本文研究的不确定度评定方法,结合“ ntn ”技术校准实验的测量数据,计算出不确定度评定结果。 |