statistic fluctuation

This paper introduces that the DT pulse neutron takes on the waveform with burred feature because of fluctuation of particle statistic when it is measured through the PMT scintillant detector.

介绍了在用PMT闪烁探测器测量脉冲中子产额时，由于粒子的统计涨落而使脉冲波形呈现毛刺现象。

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According to Granger test and simultaneous equations models, this paper use the annual national statistic data from 1953 to 2003 of China, research the interactions between macroeconomics policies and business fluctuation.

本文根据Granger因果检验和联立方程模型，利用我国1985-2003年的年度统计数据，对我国宏观经济政策与经济波动之间的关系进行了实证分析。

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