The principle, structure, measurement limit and analyze of uncertainty of the constant pressure gas flowmeter, which was the key component of gas flow standard apparatus, were considered emphatically.
着重考虑了作为气体微流量标准装置核心的恒压式气体微流量计的原理、结构、下限因素和不确定度等基本问题。
And then, introduced the calculation and its meaning of the concentration uncertainty of preparation component.
还叙述了配制组分的浓度相对不确定度的计算及其意义。
An estimation method of system reliability based on Bayesian statistical theory is presented in consideration of the uncertainty of component reliability estimates for distributed monitoring systems.
以贝叶斯理论为依据，考虑元件可靠性评估不确定性的影响，建立分布式监测系统的系统可靠性评估方法。
Expression of various propagation coefficients, component of uncertainty and the combined uncertainty were deduced and calculated.
文中推导出了各种传播系数的表达式，计算出各不确定度的分量并将其合成。
The uncertainty of measuring dissolved gas component content in insulating oil by using gas chromatograph method which was stipulated in GB/T 17623-1998 has been assessed.
对GB/T 17623-1998气相色谱法测定绝缘油中溶解气体组分含量的测量不确定度进行了评定。
Through component evaluating on the element factors which has affected the uncertainty in the process of sample measurement, the extended uncertainty of measurement result was evaluated in this paper.
通过对样品测定过程中影响测量不确定度的各要素进行分量评定，求出了测定结果的扩展不确定度。
The reason that will affect the uncertainty of the determination is studied. The combination of each component is carried out according to relevant standards and former experience.
根据标准的要求和以往的工作经验，分析了影响测定不确定度的原因，并对各分量进行了分析、合成。
Various factors which influence the uncertainty are analyzed and each component is calculated and combined.
分析了影响测量不确定度的各种因素，并对各个分量进行了计算和合成。
The source of the certification uncertainty of multi-component calibration gases in nitrogen was analyzed. The uncertainty is less than 3%.
分析了重量法制备氮中多元标准混合气体定值不确定度的来源，其定值的扩展不确定度小于3％。
The source of the certification uncertainty of multi-component calibration gases in nitrogen was analyzed. The uncertainty is less than 3%.
分析了重量法制备氮中多元标准混合气体定值不确定度的来源，其定值的扩展不确定度小于3％。
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