考察了晶粒度与分形维数之间的关系。
The relation between grain size and fractal dimension is investigated.
分形维数是描述图像粗糙程度的主要参数。
Fractal dimension is an important parameter to characterize roughness in an image.
本文提出了一种新的计算分形维数的方法。
In this dissertation, a new computation method of fractal dimension has been presented.
目的：探索肺癌图像的纹理分形维数特征。
Objective: To probe the fractional dimension feature of lung cancers texture.
结果说明以分形维数作为评价指标是可行的。
The results proved that fractal dimension was an efficient parameter.
分形维数随外加电压的改变呈现不规则的变动。
The change of fractal dimension was irregular with the change of voltage.
介绍了分形和分形维数在催化剂研究中的应用。
Fractal and fractal dimension theories applied on catalysts were introduced in this paper.
详细讨论了分形维数和微孔结构随压力的变化规律。
The influences of pressure on the fractal dimension and the structure of micropore are discussed in details.
多孔材料等效导热系数与分形维数关系的数值模拟研究。
Numerical simulation of relationship between thermal conductivity of porous material and fractal dimension.
林隙冠空隙的斑块分形维数小于扩展林隙的斑块分形维数。
The patch fractal dimension of canopy gaps is smaller than that of the expended gap.
对于同一土壤退化系列，分形维数越高，土壤退化越严重。
To the same soil degradation series, higher the fractal dimension, more serious the soil degradation.
用裂隙密度分形维数定量描述了巷道围岩裂隙的分布和演化。
The crack distribution and evolution of the surrounding rocks of roadway can be quantitatively depicted by the fractal dimension of crack density.
在此基础上，讨论了断裂尺度分形维数与地壳活动性的关系。
Based on this, the relation between fracture fractal dimension and the Earth crust activity was discussed.
结合盒维法计算原理，研究了三个特征体分形维之间的关系。
And their relationship was also studied by the computational mechanism of the box-counting method.
食品粉体颗粒粒度分布分形维能很好的表征颗粒群粒度分布。
Food powders's particle size distribution fractal dimension could well express the food powders' particle size distribution.
在进行分形研究时，很多学者都会计算城市形态的分形维数。
In the research of the fractal cities, many scholars will calculate the fractal dimension of the urban form.
从实验结果看，分形维数可以很好地作为图像分类与分析的参数。
The result of the experiment showed fractal dimension can be a good parameter in image classified and analysis.
对断裂尺度分布的分形维数而言，损伤演化过程是一个增维过程。
For the fractal dimension of the fracture scale distribution, the damage evolvement process is a process of increasing dimension.
确定谱的分形维数与物质相变、维晶状态以及结晶粒子线度的关系。
The relation among the matter phase-transition, crystalline degree, crystal site and spectrum fractal were discussed.
将该模型用于销盘磨合磨损试验，对最佳分形维数进行了准确预测。
When it is used in the running-in process, the model can predict optimum fractal dimension precisely.
文摘：以土壤颗粒组成数据为基础，分析了我国土壤颗粒组成的分形维数。
Abstract: This paper analyzed the fractal features of particle size distribution (PSD) of soils in China.
特别指出对于未知动力学系统的自然界中的分形，很难获得真正的分形维数。
In particular we point out it is difficult to obtain real fractal dimensions for natural fractals with unknown dynamic system.
根据毛管压力曲线资料，用分段回归的方法计算了不同孔隙结构的分形维数。
On the basis of the capillary pressure data, the fractal dimension of pore structure was calculated by using subsection regression method.
分析的结果表明，单一分形维数并不能完整地描述万州区滑坡的空间分布结构；
The result indicates that a fractal dimension could not integrally describe the spatial distribution structure of landslides in the region.
并根据毛管压力曲线资料计算了孔隙结构的分形维数和孔径大小概率密度分布。
The fractal dimension of pore structure and size distribution are studied based on the capillary pressure data.
土壤的质地类型、含盐量、有机质含量等是决定土壤粒径分布分形维数的主要因子。
Texture type, salt content, organic matter content, etc. are the major factors determining the fractal dimension of soil particle-size distribution.
利用分形理论，采用一种新的分形维数计算方法，得出电火花加工表面的二维分形维数。
With fractal theory, a new fractal dimensional calculation is adopted to calculate two dimensional fractal dimension of EDM surface.
计算了不同大地构造单元的断裂构造的分形维数，给出了其分形维数与损伤演化的关系。
The fractal dimension of the different geotectonic elements was calculated and the relation between the fractal distribution and the damage evolvement was given in this paper.
计算了不同大地构造单元的断裂构造的分形维数，给出了其分形维数与损伤演化的关系。
The fractal dimension of the different geotectonic elements was calculated and the relation between the fractal distribution and the damage evolvement was given in this paper.
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