铌的

When inscribing, the author transfers automatically, authorial rights of his works when awarded acquisitivetely, according to the Law Nb.

当雕刻，作者自动转让，作者的权利时，他的作品荣获acquisitivetely根据法律铌。

The maths model about the variance that the half-wave voltage varies with the magnetic induction outside is set up.

仿真和实验结果表明，对于平均波长为1.30μm，20T的磁场，铌酸锂的半波电压可以减小了2.13﹪。

Monazite, rutile, phosphorus and yttrium ore, tantalum and niobium ore, zircon, ilmenite and exploitation of the reserves volume ranks first in the country, Yunfu pyrite is China's largest reserves of pyrite in the sulfur content of the highest in a large-scale mine.

独居石、金红石、磷钇矿、钽铌矿、锆英石、钛铁矿的储藏量和开采量均居全国首位，云浮硫铁矿是中国硫铁矿中储量最多、含硫量最高的一座大型矿山。

Used for particle size sorting of 0.3 - 0.02 mm fine-grained iron, tin, tungsten, tantalum, niobium, gold, coal, monazite, rutile, Gao Yingshi, as well as the proportion of the poor have enough other metals, nonmetallic minerals by the Ministry of Metallurgy organization of scientific research, design, universities and factories, mines and other units were identified by that excellent performance of the device, the advanced sorting index to determine the mass-produced to promote the use.

用于选别粒度0.3--0.02毫米细粒的铁、锡、钨、钽、铌、金矿、煤矿、独居石、金红石、镐英石以及具有足够比重差的其他金属、非金属矿物，经冶金部组织有关科研，设计、高校和厂矿等单位进行鉴定通过，认为该设备性能优良，选别指标先进，确定成批生产推广使用。

In chapter 4, we study the polarizability of niobium clusters including d electron.

第四章，我们研究了包含d电子的铌团簇的极化率。

The character of the niobium oxides and their catalytic application were reviewed.

综述了含铌氧化物的特徵及其在不同催化过程中的应用。

The property and catalytic application of niobium oxide in the multiphase field were briefly introduced.

简要介绍了铌氧化物的性质及其在多相催化领域内的应用。

The research results can meet the requirements about qualitative analysis and semi-quantitative analysis of niobium in alloy.

讨论合金中铌元素的定性和半定量分析方法，结果能满足材料牌号鉴别的需要。

Niobium oxides are favorable promoter and Support.

铌氧化物是优良的促进剂和良好的载体。

North China are large-scale production of cast steel, stainless steel, niobium steel, heat-resistant steel castings foundry business.

是华北地区规模较大的生产铸钢、不锈钢、铌钢、耐热钢等铸件的铸造企业。

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。