经理论模型试算，大多数结果的相对误差都小于10%。
With this method theoretical models are calculated and its relative errors are below 10%.
计算值与实验值的相对误差低于8.6%，证明计算方法可行。
The relative error of below 8.6% between calculated value and experimental value demonstrates that the calculation method is feasible.
从理论上导出了离子选择性电极一次标准加入法测量结果的相对误差计算公式。
The calculating formula for the measuring relative error of standard addition method of ion selective electrode was obtained.
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