镨

Methods The three-dimensional fluorescence excitation and emission spectra of the 1×10^(-4)mol/L^(-1)Pr chlorides complex with benzimidazole were measured by the Xe lamp.

在氙灯的激发下，测量了浓度为1×10^(-4)mol/L氯化苯并咪唑镨配合物水溶液的三维荧光激发和发射光谱，并讨论了该配合物的升频转换荧光现象及其机制。

In North China, price of praseodymium neodymium oxide, a major RE variety rose 50%; that of cerium oxide grew 40%; and that of lanthanum oxide, 27%. In South China, price of dysprosium oxide rose 65%; that of terbium oxide, 69%; and that of europium oxide, 12%.

其中北方稀土主要品种氧化镨钕上涨 50%，氧化铈上涨40%，氧化镧上涨27%；南方主要品种涨幅更大，氧化镝上涨65%，氧化铽上涨69%，氧化铕上涨12%。

The effects of larium salt, cerium salt and praseodymium salt on thermal stability of PVC were studied, the synergistic effects of rare earth stabilizers with PDOP,β- diketone and ESO were also investigated by heat aging test, witheness test, conductivity test and TG analysis.

通过热老化测试、白度测试、电导率测试和热重分析，研究了镧、铈、镨盐对PVC热稳定性能的影响，同时考察了辅助热稳定剂亚磷酸酯、β-二酮和环氧大豆油与稀土类稳定剂的协同效应。

Experiments and application situation on determination of dysprosium by fluorescence analysis and derivative spectrum analysis method are reviewed.

对近10a来的用荧光法和导数光谱法测定镝的研究及应用进行了综合报道。研究了在聚乙二醇2000 硫酸铵铝试剂双水相体系中，铝试剂作萃取剂，对镧、镨、镝的萃取行为。

The absorption of light in aqueous solutions of dysprosium, holmium and thulium salts.

唐高1，朱基千1，2，"掺镨(Pr3+)和铥(Tm3+)氟化镓铟玻璃标准的和改进后的贾德奥菲尔特理论研究"，光学学报 27，

A metallic mixture, once considered an element, composed of neodymium and praseodymium .

钕镨合金一种金属混合金属，曾被当作一个元素，是由钕和镨组成的

The results showed that a highly significant increase in DNA migration in DNA-damaged lymphocytes was induced by three different concentrations of yttrium and praseodymium compared with the control,The percentage of DNA-damaged have genetic toxicity.

结果表明，与对照相比，3种不同浓度的氯化钇和氯化镨均可引起淋巴细胞DNA受损后DNA迁移率的显著升高，受损伤细胞的百分率与对照差异明显，提示氯化钇和氯化镨具有一定的遗传毒性。

Results Frequency of micronucleus in human blood lymphocytes increased significantly by treatment with yttrium chloride and praseodymium chloride, and it increased with the concentration of the both agents, to a certain range.

结果 钇和镨能够引起人血淋巴细胞微核率显著升高，在一定范围内，微核率随氯化钇、氯化镨处理浓度的增大而提高。

The influence of electrolyte composition,electrolysis temperature, cathode current density and feedrate on the production efficiency is discussed.

对电解氧化镨制取金属镨的小型试验和3000A电解槽的生产作了简要介绍，探讨了电解质组成、电解温度、阴极电流密度、加料速度对工业生产效果的影响。

The effects of La-Pr-Ce mischmetal on the microstructure and mechanical properties of the testing cast Mg-7Li-1Al alloys have been investigated by means of mechanical property measurement,optical microscopy,scanning electron microscopy and X-ray diffractometer.Influence of the aging treatment on microstructure and mechanical properties of the test Mg-7Li-1Al-xLPC alloys have-been studied.Similarly,heat treatment strengthening mechanism of cast Mg-7Li-1Al-xLPC alloy and strengthening mechanism of La-Pr-Ce mischmetal cast Mg-7Li-1Al has also been discussed in depth.

通过进行力学性能测试试验，并采用光学显微镜、扫描电镜、X射线衍射仪等现代材料分析测试手段，研究镧镨铈混合稀土对Mg-7Li-1Al合金组织和性能的影响；分析时效处理对Mg-7Li-1Al-xLPC合金组织和力学性能的影响程度；并且探讨了镧镨铈混合稀土对Mg-7Li-1Al合金以及时效处理对Mg-7Li-1Al-xLPC的强化机理。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。