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对测量不确定度的学习、运用近年来在我国普遍展开，应用测量不确定度表达各种测量结果已在各个领域，特别是计量界广泛推广。现将本人的学习和理解介绍如下，以请教有关专家。１ 国家规定用测量不确定度表达测量结果主要原因：（１）与国际接轨。随着我国改革开放的日益发展
Uncertainty in the study of the measurement, the use of widely spread in our country in recent years, the application of measurement uncertainty to express a variety of measurement results has been widely promoted in various fields, especially the measurement community. Now I learn and understand the following introduction to consult the experts. 1 state regulations using measurement uncertainty expressed the main reasons for the measurement results: (1) with international standards. With the continuous development of China’s reform and opening up