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分形金相的初步探讨--关于晶粒度的分形特征
引用本文:周捷,王印培,柳曾典,陈进,孙晓明.分形金相的初步探讨--关于晶粒度的分形特征[J].华东理工大学学报(自然科学版),2000,26(2):188-190,211.
作者姓名:周捷  王印培  柳曾典  陈进  孙晓明
作者单位:华东理工大学化工机械研究所,上海,200237
摘    要: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。考察了晶粒度与分形维数之间的关系。结果表明,金属晶粒可用分形维数定量描述。在1~8级晶粒度范围内,随着晶粒度级别的提高,分形维数数值逐渐增大,其中以1~5级内增大得最为显著。

关 键 词:金属  晶粒度  分形  标准图谱  金相

Preliminary Investigation on Fractal Metallographs--Investigation on the Fractal Characters of Grain Size
ZHOU Jie,WANG Yin-pei,LIU Zeng-dian,CHEN Jin,SUN Xiao-ming.Preliminary Investigation on Fractal Metallographs--Investigation on the Fractal Characters of Grain Size[J].Journal of East China University of Science and Technology,2000,26(2):188-190,211.
Authors:ZHOU Jie  WANG Yin-pei  LIU Zeng-dian  CHEN Jin  SUN Xiao-ming
Abstract:Fractal characters of the metallographical structures are analyzed fractal dimensions of grains in the standard photographs are measured. The relation between grain size and fractal dimension is investigated. It is indicated that metal grain can be described quantitatively by fractal dimension, and in grade 1~8, fractal dimension increases as grade does, which is distinct in grade 1~5.
Keywords:metal  grain size  fractal  fractal dimension
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