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1.In this paper the production methods of neodymium and neodymium-rich alloy were briefly reviewed, and the basic principle of winning Nd-Fe alloy by molten salt electrolysis with consumable iron cathode in NdCl_3-KCl melts as well as the selection of technological parameters of this process were discussed in detail.
本文简要评述了制取Nd及富Nd合金的方法,分析讨论了用消耗性Fe阴极电解NdCl_3-KCl熔盐制取Nd-Fe合金的原理及选择技术条件的原则。收藏指正
2.Physical activation and precharge of Ce rich hydrogen storage alloy
物理方法活化富铈贮氢合金及其预充电收藏指正
3.Modification Effect of Rare Earth Rich In Ce On Al-Si Alloy
富铈混合稀土对Al-Si合金的变质作用收藏指正
4.The investigation results showed that,w hen Ti-based alloy electrodes as quenched were steeped in alkali solution,the d issolved rates of alloy elements V,Zr,Ti,Mn,Ni were diffe rent,the dissolved rate of Ni was the slowest,the rich-Ni surface of alloy elec trode was thus formed easily,the rich-Ni surface of electrode had a good dynami c performan ce.
研究结果表明:快淬钛基合金电极浸泡在碱液中,合金元素V、Zr、Ti、Mn、Ni以不同速度溶解,其中Ni的溶解速度最慢,使合金电极表面富Ni。收藏指正
5.This plant has rich manufacturing experiences for the aluminum alloy casting relevant to automobile, motorcar, various machinery, foreign trade and railway.
具有丰富的铸铝件生产经验，涉及汽车、摩托车、各类机械及外贸、铁路等产品。收藏指正
6.Little inner oxide precipitates rich in Al is found in alloy associated with Co-25Cr-10Ni-4Al-5Ta-0.5Y.
Co-25Cr-10Ni-4Al-5Ta-0.5Y合金中观察到少量富铝的内氧化物,且同时出现钽的富集。收藏指正
7.Guimeng chromium alloy, furnace charge ores, manganese residue rich production sales.
硅锰铬合金、炉料矿石、富锰渣的生产销售。收藏指正
8.A morebrittle Al-rich Ti-54Al-2.25Cr-2.25Nb at% alloy was prepared by non-consumable electrode arcmeltingtechnique and then mechanically pulverized into powders of -200 mesh.
首先采用非自耗电弧熔炼炉炼制出较脆的富铝 Ti-54 A1-2.25 Cr-2.25 Nb(at％)合金,然后机械破碎成—200目的粉末。收藏指正
9.Al-Si coating with adding a little of CrO3 form "obstacle"rich in Si which hinder interdiffusion of Al and elements of alloy.
其中添加少量CrO_3得到的Al-Si涂层扩散层形成了一层连续的富硅“隔层”阻止了铝与合金元素的互扩散,其外层的Al含量变化最小。收藏指正
10.AES and XPS measurement show that the additional treatment provides the alloy new surface where a Ni rich layer is formed. This is the main cause why the electrochemical characteristics of the alloy powder with the treatment are significantly improved.
XPS和AES分析表明 ,盐酸处理后合金表面形成了富镍层·充电过程中镍被还原成高活性金属镍是雾化合金电化学性能得以改善的主要原因收藏指正
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