Main factors influencing precision of fractal dimension computation include number of data, distribution of data, stationarity of data, no scale area.
研究表明影响分维估计精度的主要因素有四种：数据点数、数据概率分布、数据平稳性、无标度区。
The grain number distribution can be expressed by the fractal dimension.
粉煤灰颗粒群的颗粒数分布具有分形特征。
The relations between the fractal dimension and the different concentration isogram, the Reynolds number, the peninsular shape are also researched.
同时还研究了分维数与不同的浓度等值线、雷诺数和半岛形状的关系。
When the stress cycles are increased to certain value, the fractal dimension decreases with the increasing number of cycles;
当循环次数增加到一定值时，主裂纹的分形维数随着循环次数增加而减小；
The double logarithmic curves of particle number and particle size are folded lines, and each linear section in the curve corresponds to different fractal dimension.
其粒度分布的双对数曲线为多段折线，不同斜率的折线段对应不同的分形维。
The double logarithmic curves of particle number and particle size are folded lines, and each linear section in the curve corresponds to different fractal dimension.
其粒度分布的双对数曲线为多段折线，不同斜率的折线段对应不同的分形维。
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