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本文按HG/T3276-1999标准规定的方法,建立了肥料中腐植酸含量测试结果不确定度的数学模型,通过对各不确定度分量进行分析计算,对一次测量中的不确定度进行了评定。
In this paper, according to the method of HG / T3276-1999 standard, a mathematical model of the uncertainty of humic acid content in fertilizer was set up. The uncertainty of one measurement was evaluated by analyzing and calculating the uncertainty components .