查询词典 rare earth

The combustibility of Funchen tinpot coal and catalytic combustion kinetics of this coal doped with 5% the rare earth coal-burning additive were studied by thermogravimetric experiment at air atmosphere.

用热重分析法研究了江西丰城劣质燃煤的燃烧特性和稀土助燃添加剂对该煤燃烧催化的动力学。

In this year,it consists of(1) superthin film magnetic material;(2) nano-crystal magnetic alloy;(3) giant magnetoresistive material;(4) spin polarization ;(5) new ferrite and rare-earth compound.

今年综述内容包含：(1)超薄膜磁性材料；(2)纳米晶磁性合金；(3)巨磁电阻材料；(4)自旋极化；(5)新的铁氧体和稀土化合物。

Metal sulfide doped with rare earth ions is an excellent material and is used widely.

稀土离子掺杂的金属硫化物是性能优异的功能材料，用途十分广泛。

Under optimizing the conditions, rare earth elements were sorbed at column completely when test solution was pH 3 and the flow rate is between 6 and 14 mL/min.

优化了纤维柱吸附和洗脱稀土元素的条件，pH 3的稀土待富集试液以6~14 mL/min流速上柱，以流速为1.5~4.0mL/min的10 mL 2.5 mol/L HNO3洗脱后，用ICP-AES测定。

In order to study the open-phase operation characteristics of line-start rare-earth permanent magnet motors,the field-circuit-motion directly coupled model for open-phase operation was established.

为了研究自起动稀土永磁电动机断相后的运行特性，建立了断相运行的场—路—运动直接耦合时步有限元模型。

These types show certain differences in compositional characteristics of trace elements and rare earth elements and were formed respectively at different ore forming stages of gold, being evolutional products of gold in the process of ore forming process.

它们在微量元素和稀土元素的组成特征上有一定的差异，分别形成于金的不同成矿阶段，是金在成矿作用过程中演化的产物。

The effects of different concerntration of rare earth compound on germination of maize seeds and physiological processes of maize seedings were studied.

用不同浓度的稀土化合物拌种，对玉米种子的萌发和幼苗生理过程进行了研究。

The pluton has abnormally high concentrations of Sr and high concen trations of Ba,especially low concentrations of rare earth elementsand strong positive Eu anomaly,which are striking different from other calc-alkaline rocks with similar SiO 2 concentrations.

地球化学方面以异常高的Sr含量和较高的Ba含量、极低的稀土元素总量、明显的Eu正异常为特征而明显不同于SiO2含量类似的其他钙碱性岩类。

Solid complexes of rare earth picrates with the ligand 2,6-bis(benzimidazol-2-yl)pyridine have been synthesized and characterized by elemental analysis, IR and electronic spectra. The crystal and molecular structures of the complex [CeL22]·(CH3OH)3 have been determined by single crystal X-ray diffraction.

合成了稀土苦味酸盐与配体2，6-二(2-苯并咪唑基)吡啶的配合物，通过元素分析、红外光谱及电子光谱对配体及配合物进行了表征，并用X射线单晶衍射测定了配合物[CeL22]·(CH3OH)3的晶体结构。

This book introduces the unique characteristics of the binary rare earth oxides with their chemistry, physics and applications.

这书介绍二进制的稀有的地球氧化物与他们的化学，物理学和应用一起的独特特性。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。