The effects of current density on the main properties of iron coating were investigated by using low-temperature iron plating technology without pre-etching.

采用无刻蚀低温镀铁技术，研究电流密度对铁镀层主要性能的影响。

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We have our own Indian corporations - Guangdong Yuhua Indian Rail (Huoshan) Limited The company, its full introduction Germany Mailande Indian iron coating equipment.

我们有自己的印铁公司——广东裕华印铁(霍山)有限公司，公司全套引进德国麦兰德印铁涂布设备。

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Coating surface should be no leakage, dew iron and other defects.

镀件表面应无漏镀、露铁等缺陷。

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The grey stands in contrast to the weathered red outer-coating of the Sheepbed unit, and the darker colour hints at a different oxidation state for iron (Fe) minerals that might be inside the rock.

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