rareearthelements相关论文
Effects of rare earth elements on properties of AB5-type electrode materials at different temperatur
Discharge property is an important factor to evaluate electrode materials. The discharge capacity of the hydrogen-storin......
研究了真空悬浮定向凝固工艺生产的稀土磁致伸缩材料的热处理及其对材料组织、性能的影响,结果表明,定向凝固工艺生产的材料可以沿轴......
研究了稀土元素对牙轮钻头渗碳过程的影响。试验结果表明,加入稀土元素使渗碳速度提高20%~30%,经渗碳-渗硼复合强化后,钻头的轴承寿命提......