查询词典 fractal

Fractal structure features of granulometric composition in frozen soil are studied basedon the fractal theory.

本文据分形理论，研究了冻土粒度成分的分形结构特征，结果表明，冻土的分维介于2和3之间，平均值为2.6左右。

After grain structure analysis, using the fractal theory we get the fractal dimension of granulometric composition of red soil with different pH.

通过对不同pH值红土试样的颗粒成分进行测试，借助分形理论得到不同pH值红土粒度成分分维值。

Koch.m the program draws files Helge von Koch snowflake, a fractal graphics, the realization of fractal geometry in a basic graphics, the debris is not an integer number of graphics.

详细说明：文件 Koch.m 该程序画出Helge von Koch 雪花，一个不规则碎片图形，实现分形几何中的一个基本图形，该碎片图形的为数不是整数。

At first, the fractal property of hexangular lattice is illustrated from two aspects which are the definition of fractal and the form of hexangular lattice.

首先从分形的定义以及六角格子的形成过程两个方面说明了其分形特性。

A two-dimensional fractal pore network model of porous media was constructed based on the theories of homothetic reduction, fractal geometry, Voronoi diagram, along with the structural parameter of potato.

构建的网络模型考虑了影响多孔介质干燥的孔道微细结构特征，模型参数能够很好地反映多孔物料的微观结构，且获得了合理的分形维数。

Based on DEM data of different development periods of a indoor watershed model obtained from the integration of artificial simulated rainfall experiment and high accuracy digital photogrammetry technique, the fractal dimensions of topographic feature under different development periods of the indoor watershed model based on variation method were calculated and the relationships between watershed topographic feature fractal dimension and topographic factors such as watershed gully density as well as ground lacerative degree was discussed preliminarily.

以室内流域模型人工模拟降雨试验和高精度摄影测量获得的模型流域不同发育时段的数字高程模型数据为基础，采用变分法计算了流域地貌形态分形维数，并对分形维数与地貌因子沟谷密度和地面割裂度的关系进行初步探讨。

Firstly,Shanghai and Shenzhen stock return time series do not follow normal distribution,it presents leptokurtic and fat-tails;secondly,it is characteristic of long memory,non-linear,persistence and Non-periodic Cycle,which are obviously fractal market Features;finally,we discuss the chaotic dynamic characteristics of tow market,witch can prove the fact of fractal market from the side.

首先，沪深股市的收益率时间序列波动不服从正态分布，而是存在尖峰、胖尾和右偏的特征；其次，序列具有状态持续性，统计自相似性，非周期循环长度，等分形特征；最后，对两市的混沌动力学特征进行了初步探讨，从侧面印证两市为分形市场。

Fractal characters of the metallographical structures are analyzed fractal dimensions of grains in the standard photographs are measured.

对金相的分形特征进行了探讨分析。实验验证闰具有分形特征，并测量了标准图谱中铁素体晶粒度图形的分形维数。

The particle size distribution fractal was introduced into powders' flowability testing, through used the mathematical model which utilize the geometry properties of the particle, and propitious to the digital micrographic image analysis method. It was gained the fractal dimensions, discussed the relationship between the powders' flowability denotation parameters and powders' PSDF, and also made a primary research about the action effect of flow addition reagent magnesium stearate.

本文中在颗粒流动性测试时引入粒度分布分形维数，通过采用利用颗粒几何特征，便于采用数字显微和用像处理计算粉体粒度分布分形维数值的数学模型，得到粉体粒度分布分形维数值，探讨颗粒流动性表征参数与粉体粗度分布分形维数值间的关系；并就流动助剂硬脂酸镁对粉体流动性能的改进与粉体粒度分布分形维数值关系进行了初步探讨。

The structure of non-woven fabrics is stochastic, orderless, and very complicated. By far, the character indexes used to evaluate the structure of non-woven fabrics cant express their degree of complexity effectively. Attemption was made to apply fractal theory to study non-woven fabric, because fractal is just the powerful tool to deal with such camplicated problem.

非织造布结构具有随机性、无序性，十分复杂，目前评价非织造布结构的特征指标都不能很好地表征非织造布的杂乱程度，本课题尝试把分形理论和方法用于非织造布的研究，是因为分形正是处理这种复杂问题的有力的工具。

Vishnu entered a dark fourth dimensional dream that did not support his field or continued life.

毗瑟挐进入了一个第四密度的黑暗梦想，那里并不支持他的能量场或继续生命。

Leaders and decision-making persons use it to collect the data, including the information of unit work, handing in fee, oweing fee, prepaying fee,changing and afterpaying and account transfering of joining-insurance employee, and account paying of all kinds of insurances from hospitalization insurance institutions.The collected data is picked up, organized, switched and showed to user.

该子系统主要面向各级领导、决策分析人员；从各个医疗保险经办机构和定点医疗机构采集数据，包括在各个医疗保险经办机构处理的单位办公信息，单位缴费、欠费、预缴费信息，参保职工变更信息，参保职工增减变动信息，参保职工补缴信息，参保职工帐户划拨信息：包括各定点医疗机构处理的各险种帐户支出信息，各险种的统筹金支付信息等；将采集的数据提取，组织和转换，然后展示给用户。