定义由于仪器精密度和误差的限制测得的任何一个物理量的数值和位数只能是有限的�们将测量结果中可靠的几位数字加上一位可�数字统称为有效数字 Template




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tomski定义由于仪器精密度和误差的限制测得的任何一个物理量的数值和位数只能是有限的�们将测量结果中可靠的几位数字加上一位可�数字统称为有效数字 coloring