铈组_互动百科 或三组。常见的分组方法如下:(应当指出,分组的界限并没有严格的统一标准) 按矿物特点分: (1)轻稀土元素(light rare earth element,LREE),包括镧、铈、镨、钕、钷、钐、铕七个元素,或称铈组(cerium group),它们具有较低的原子序
基于217个网页-相关网页
The redesigned motor still uses the light rare earth element neodymium, which is found in North America and Australia, as well as China.
重新设计的电机仍使用了轻稀土元素钕,北美、澳大利亚和中国都有这种矿藏。
The rare gas isotope geochemical analyses also support that there is a genetic association between the light rare earth element mineralization and mantle processes.
稀有气体同位素地球化学研究也在一定程度上揭示了牦牛坪轻稀土矿化与地幔过程之间存在着成因关系。
It gave the process design of four-element light rare earth separation and showed the result of dynamic equilibrium imitation by computer.
并以四组分的轻稀土分离为例进行了工艺设计,同时给出了计算机对该工艺的动态平衡模拟结果。
应用推荐