数据误差分析显示：关系数据的允许误差是不均匀的。
The analysis of allowable error implies that the allowable error of relational data of database is non-uniform.
对用后均法进行测量数据误差分析加以探讨，提出可以用该法计算间接观测值的标准偏差。
The analysis of measurement data error by using rear-average method was discussed. The method to count standard deviation of indirect measurement value by using rear-average method was proposed.
对用后均法进行测量数据误差分析加以探讨，提出可以用该法计算间接观测值的标准偏差。
The method to count standard deviation of indirect measurement value by using rear-average method was proposed.
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