基于SEM图像的辽河特细砂粒度分布及形态特征的研究  

SEM image based study on particle size distribution and morphological feature of super-fine sand in Liaohe River

作　　者：宓永宁[1] 张颖[1] 张玉清[1] 李勇 

机构地区：[1]沈阳农业大学,辽宁沈阳110866 [2]吉林省安图县水利局,吉林延边133600

出　　处：《水利水电技术》2013年第12期75-78,共4页Water Resources and Hydropower Engineering

摘　　要：运用图像处理技术研究了辽河地区特细砂分布及形态特点,并对各砂样的投影面积、周长及Feret直径进行了进一步分析,以期掌握辽河流域特细砂的的整体概况,为今后的相关研究提供参考。With image processing technology,the distribution and morphological feature of the super-fine sand within the region of Liaohe River are studied herein,and then the projected area,perimeter and Feret diameter of all the sand specimens are further analyzed,so as to know the general situation of the super-fine sand within Liaohe River Basin and provide some references for the relevant studies in the days to come.

关 键 词：特细砂形态 粒度分布 SEM图像处理 分形特征 分形维数 

分 类 号：TU521.1[建筑科学—建筑技术科学]