这也证明了应用灰色不确定性来描述误差和公差是正确的。
Therefore, it also proves that it is correct to apply gray uncertainty to describe error and tolerance.
作者分析了误差和公差的不确定性，发现它们可用灰色不确定性描述，并应用区间灰数数学方程来作了尺寸链的求解。
Authors analyzed uncertainties of error and tolerance, found that it is feasible to describe it by gray uncertainty theory, and solved dimension chain through gray mathematics equation.
灰色理论是一种研究少数据、贫信息不确定性问题的新方法。
Gray System Theory is a new method, which has been used to research uncertain problem lack of data and information.
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