Based on the quantitative data of internal crack by image recognition system of sulfur print and in the light of internal crack mechanism, a statistical analysis for internal crack is made.
在利用硫印图像自动判级系统得到的内裂定量化数据的基础上，结合连铸板坯内裂产生机理，对内裂进行了统计分析。
The Hainan iron ore as bedding material didn't crack and could remove crystal water and sulfur impurity during the course of sintering.
在烧结过程中，海南矿铺底料不发生爆裂，可以脱除结晶水及硫等有害杂质。
Because of containing more sulfur and phosphorus in the steel, and more carbon, high hardness in material of surfacing welding, the pinch roller often turns up hot crack.
夹送辊堆焊时，由于母材的硫、磷含量较高及堆焊材料含碳量高、硬度大，常常产生热裂纹。
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