稀土

The effect of Mn substitution for Fe on the structural and magnetic properties of these compounds has been analyzed.

分析了Mn部分替代Fe对这些稀土化合物结构和磁性的影响。

The technology for rare earth treatment of molten steel was developed.

开发了用稀土处理钢液的工艺。

The results show that the average size of the rare earth-doped molybdate particle is about 1μm.

结果表明：制备的稀土钼酸盐粉体平均颗粒尺寸约1μm，且无需球磨便为分布均匀的类球形颗粒。

Therefore, this paper explores a new synthesis method, namely, the solid state combustion method, to synthesize the rare earth-doped molybdate successfully.

为此，本论文探索了新的合成方法，即固相燃烧法，成功制备了稀土钼酸盐系列发光材料并对发光性质进行了研究。

A gray lustrous metallic element of the rare earth group; is used in special alloys; occurs in monazite and bastnasite.

一种有光泽的灰色金属元素，稀土属，用于特殊合金中，见于氟碳锑矿或独居石中。

A soft yellowish-white trivalent metallic element of the rare earth group; can be recovered from bastnasite or monazite by an ion-exchange process.

一种软质的黄白色三价金属元素，稀土属，能通过离子交换过程从氟碳锑矿或独居石中重新获取。

The reaction of the mixed rare earth concentrate including monazite (REPO_4) and bastnaesite (REFCO_3) decomposed by CaO and NaCl additives in the temperature of 100～1000 ℃ was studied by means of XRD and TG-DTA.

用XRD和TG DTA热分析技术，研究了含独居石和氟碳铈镧矿的混合稀土精矿在100～1000℃焙烧过程中，添加CaO，NaCl时，REPO4和REFCO3的分解反应。

A bright , silvery rare earth metal element , found in monazite and bastnaesite and used for coloring glass and for doping some glass lasers .

钕：一种亮银色的稀土金属元素，见于单独在石和氟碳锑矿中存在，用于给玻璃染色和给一些玻光器上色。

A metallic element of the rare earth group; used in lasers; occurs in apatite and monazite and xenotime and ytterbite.

稀土属金属元素，用于激光中，见于磷灰石、独居石、磷钇矿和硅铍钇矿中。

A yellow trivalent metallic element of the rare earth group; occurs in monazite and bastnasite in association with cerium and lanthanum and praseodymium .

一种稀土属黄色多价元素，与铈、镧、镨共生于独居石和氟碳锑矿中。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。