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(一)概率论和数理统计,是从实测数据出发,研究大量的偶然现象在数量上的规律性的一门科学。它在工业生产和科学实验中得到广泛的应用。用它可以从大量的实
(1) Probability theory and mathematical statistics are starting from measured data to study a large number of accidental phenomena in quantity and regularity. It has been widely used in industrial production and scientific experiments. It can be used from a large number of real