Based on the original sequence obtained from sand pile experiment, our viewpoint has been proved by means of the R/S analysis method in this paper.

• 本文通过砂堆实验获取的原始时间序列，采用排序与不排序两种方式，利用R/S分析方法证明了级序分析方法可能会损失系统隐含的动态信息而扭曲系统演化动态特性。