海绵金属 sponge grease
- 之后留下的是海绵状金属镍。
This leaves a sponge made of metallic nickel. - 本文论述了海绵锆稀有金属生产中素有“电老虎”之称的真空提纯炉,以及通过改进炉体结构,采用新技术、新材料对其进行的节能改。
The paper states the reforms of the vacuum purifying oven used in the production of rare metal sponge zirconium, and the measures taken for saving energy is stated also. - 通过实验研究了生产海绵铁工艺中 含铁料粒度、 无烟煤粒度、石灰石用量与海绵铁金属化率之间 的关系。
The relations between grain size of iron-bearing material and anthracite, amount of lime-rock and the percentage metallization in the process of DRI production are researched with experiments.
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