The paper studies the measurement system and uncertainty. Based on the analysis of system and the source of error, the paper does the uncertainty evaluation and accuracy undertaking.
文章通过对测量系统及其不确定度的研究，分别基于测量系统分析和误差溯源对测量系统进行了不确定度评定和精度保证。
This article studies the function of quality record by three ways: the operation of quality system, production as well as measurement, analysis and improvement.
本文从质量体系运行、产品实现以及测量、分析和改进三个角度论述了质量记录的作用。
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