Moreover, some of them are related to the inferior raw materials used and poor deoxidation in smelting of master alloy as well as to the contamination in powder treatment.
其次，与母合金冶炼所用原材料质量差、脱氧不良以及粉末处理的环境污染有关。
The invention relates to a magnesium-manganese master alloy prepared by a powder metallurgy method and a preparation method thereof.
本发明涉及一种采用粉末冶金方法制备的镁-锰中间合金及制备方法。
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