Process of metallic foams by powder metallurgical method has been reviewed.
介绍了粉体发泡法制备泡沫金属的生产工艺。
Therefore, as important processes of metallurgical method, vacuum refining and electron beam refining have been widely applied.
因此，真空熔炼及电子束熔炼作为冶金法的重要环节有着广泛的应用。
Slurry electrolysis process, which is researched on the basis of analyzing the main problems in heavy non-ferrous hydrometallurgy, is a clean, energy efficiency extractive metallurgical method.
在对重有色金属湿法冶金存在主要问题进行分析的基础上研究成功的矿浆电解新技术，是一种清洁、高效的提取冶金。
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