| 高碳钢连铸坯大区域C元素分布不均匀度 | 
| 郭中傲, 彭治强, 柳前, 侯自兵 | 
| Nonuniformity of Carbon Element Distribution of Large Area in High Carbon Steel Continuous Casting Billet | 
| GUO Zhongao, PENG Zhiqiang, LIU Qian, HOU Zibing | 
| 图2 差分盒维数算法示意图 | 
| Fig.2 Schematic of differential box-counting algorithm (The size of a box is 3 × 3 × 3, which is used to cover gray value) | 
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