rare earth的例句大全

We adhibit rare earth metal in catalyst and prepare catalyst. It reduces the active component stripping and improves the stability of catalyst.

针对过渡金属氧化物活性组分易溶出的问题，向催化剂中引入了稀土金属元素，制备了催化剂，将活性组份溶出量降低为原来的16%，提高了催化剂的稳定性。

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Effects of Rare Earth Additive on Cement Clinker Sintering

稀土对水泥熟料烧成的矿化作用机理

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Study on Rare Earth Dyeing of Acrylic Fibres by Photoacoustic Spectroscopy

稀土腈纶染色的光声光谱研究

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In virtue of abraser and vibrating sample magnetometer, the effect of rare earth element cerium on wear volume, magnetic intensity, coercitive force and magnetic permeability of electroless Co-Ni-B alloy coating are studied.

借助磨损试验机和振动样品磁强计等研究了稀土金属Ce对化学镀Co-Ni-B合金镀层磨损体积、磁化强度、矫顽力和磁导率的影响。

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The paper presents some results obtained from a research about effects of rare-earth ( RE) and boron ( B) refining on the microstructure and dezincification corrosion properties of casting lead brass.

研究了加入稀土和硼细化处理对铸造铅黄铜组织和脱锌腐蚀性能的影响。

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The modification effects of low-carbon ferrochromium and rare-earth ferrosilicon take second place.

低碳 铬铁和稀土硅铁的变质效果次之.

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Effect of rare earth elements on the formation of gas Blowholes in cast aluminum alloy

稀土对铸铝合金中气孔形成的影响

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As shown by the Voyager 2 probe in 1989, Triton is rare among known moons in that it is geologically active: Volcanoes pepper the surface, but they do not spew ash and lava when they erupt, like those on Earth. Instead, they spew water and ammonia.

1989年“航行者2号”发回的探测数据显示，特里同和其他已知卫星不一样，虽然它也是遍地火山，但喷发的是水和氨而不是火山灰和熔岩。

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Determination of Rare Earth Elements and Trace Elements in Manganese Concretion by Laser Ablation-inductively Coupled Plasma Mass Spectrometry

激光熔蚀-等离子体质谱法测定锰结壳中的稀土及微量元素

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Congo red test showed that the stabilizing time increased when the stabilizers' concentration increased. The order of stability of this four rare-earth stearates is Last> Ndst> Yst> Dyst.

刚果红法测定结果表明，随着硬脂酸稀土用量增加，PVC的热稳定时间呈现增加的趋势，4种不同稀土硬脂酸盐稳定能力大小顺序为Last>Ndst>Yst>Dyst。

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Melting and casting rare earth alloy with water cold copper crucible

稀土及其合金熔铸&水冷铜坩埚感应炉

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The Preparation of Rare Earth Oxides with Nano Ordered Structure by Sol-Gel Method

溶胶&凝胶法制备纳米有序结构稀土氧化物

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The Influence of Rare Earth Dopants upon Properties of High Purity Beryllium Oxide Ceramics

稀土掺杂对99氧化铍陶瓷性能的影响

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Studies on the systems of rare earth sesquioxides& beryllium oxide

稀土氧化物-氧化铍系统的相平衡研究

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Application of Rare Earth in Beryllium Copper Alloy

稀土在铍铜合金中的应用

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Bilinear model of rare earth cascade extraction process and its parameter identification

稀土串级萃取分离过程的双线性模型及其参数辨识

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The result showed that ligand has good coordination ability with rare earth ions, and a binuclear complex was formed.

研究结果表明配体与稀土离子有较好的配位能力，并与稀土元素形成了双核配合物。

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Novel rare-earth contained bismuth telluride thermoelectric materials were prepared by solvothermal synthesis at 180 ℃ using bismuth chloride, tellurium powder and lanthanum chloride or oxide as starting materials, and the following hot uniaxial pressing ( HUP), 400 ℃, at 50() MPa for 1h.

以氯化铋、碲粉、氯化镧或氧化镧为原料，采用180℃溶剂热合成和400℃、50MPa、1h热压技术制备了含稀土的新型Bi2Te3基热电材料。

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Geochemical features of the rare earth elements in petroleum bitumen from the Ordos Basin

鄂尔多斯盆地石油氯仿沥青稀土元素地球化学特征

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Effect of rare earth on composition of bleeding sap of rice

外源稀土对水稻伤流组分的影响

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