The veracity of absolute measurement is assessed availably to the degree of uncertainty in measurement. 评定了在一定测量不确定度范围内脉冲中子产额绝对测量的准确性。
The uncertainty of measurement for the determination of total hardness of drinking water by EDTA titration method was evaluated. 对乙二胺四乙酸二钠滴定法测定生活饮用水总硬度的测量不确定度进行评定。