镁及镁合金表面电镀镍工艺的研究 关键词】镁及镁合金；镀镍；显微组织；硬度 [gap=1225]Key words] Magnesium and its alloy；Nickel plating；Microstructure；HaIdness
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镁及镁合金废料 Magnesium and magnesium alloy scraps
Magnesium and magnesium alloys are the most light in all of the metal construction materials,its density only contain 1.74/ cm3, is an aluminum of 2/3, lighter than steel 78.1%.
镁及镁合金是所有金属结构材料中最轻的,其密度只有1.74/cm3,是铝的2/3,比钢轻78.1%。
参考来源 - AZ61B镁合金热加工成形的数值模拟及组织预报·2,447,543篇论文数据，部分数据来源于NoteExpress
因此，增强镁及镁合金的耐腐蚀性能是非常必要的。
Therefore, it is necessary to improve corrosion resistance property of magnesium and its alloys.
因此，如何提高镁及镁合金的耐腐蚀性成为当前亟需解决的难题。
So, the improvement of the corrosion resistance of Mg alloy is an urgent task at present.
坩埚是镁及镁合金熔炼的主要设备之一，目前，镁合金熔炼坩埚普遍用碳钢材料制成。
Crucible is one of the main smelting units for the melting magnesium and its alloy. The crucible is generally made of carbon steel at present.
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