结果全血质控物具有较长的稳定期，且变异系数值小于5%。

Results The whole blood controlling product has long term stability, and the value of variation coefficient is less than 5% .

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分析规程的精密度通常以一系列测量数值的标准差或相对标准差(变异系数)来表示。

The precision of an analytical procedure is usually expressed as the standard deviation or relative standard deviation (coefficient of variation) of a series of measurements.

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