本文介绍了测定燃气热水器热效率的测定方法，简述了检测燃气热水器热效率过程中如何评定测量不确定度的过程，并依据数学模型识别和具体分析了热效率测定的不确定度来源，对各种影响因素进行评价，同时对不确定度进行了量化和数学运算，最后报告与测量结果有关的测量不确定度。%This article describes the determination of the thermal efficiency of gas water heater method of measuring, Outlines the process of testing the thermal efficiency of gas water heater how to assess the process of measurement uncertainty, And based on mathematical models to identify and measure the thermal efficiency of a detailed analysis of the sources of uncertainty, Evaluation of various factors, while the uncertainty of the quantitative and mathematical, the final report the results of the measurements and measurement uncertainty.
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