HB97 bigger crystal nature gamma logging tool is designed for overcoming logging curve repeating errors due to statistical variation.

为了克服自然伽马测井时，由于统计起伏所造成的测量曲线重复性误差而设计制造HB97型测井仪。

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Using SPC statistical control, optimization of inventory turnover period of production and service processes the operation, is designed to reduce process variation and waste.

采用SPC等统计技术控制，优化库存周转期的生产和服务过程那个的操作，目的是减少过程变差和浪费。

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Results We analysed the variation of data, like et, NO, and used relative statistical method.

结果通过分析相关数据如et、NO等的变化，及运用相关统计学方法等得出实验结果。

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Although economists on average expect growth of 0.1 percent on the quarter, they warn it would take the smallest statistical variation to put the figure in negative territory.

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Juran focused more on the human-relations aspects of quality, while Deming's approach involved demonstrating that all business processes are vulnerable to a loss of quality through statistical variation.

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In other words that if the occurrence of something is abnormally high or abnormally low simply because of random variation, the statistical chances are that it will be much closer to the average the next time you measure it.

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