查询词典 niobium

The fundamental effects of Niobium in steel will be explained and practical aspects relevant to production in the mill will be given.

解释了Nb在钢中的物理冶金基础和相应的实际大生产应用。

Niobium oxides are favorable promoter and Support.

铌氧化物是优良的促进剂和良好的载体。

After niobium microalloying for high carbon steel,the mechanical properties of wire rods was improved.

铌微合金化处理后高碳钢线材的力学性能得到了改善。

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。

Internal oxidation and depletion of niobium in the alloy have not been observed.

研究了Fe－15Nb和Fe－30Nb合金在600－800℃，0.1MPa纯氧中的氧化行为。

Property of metal , catalytic application of acidity , influence of disperse configuration , leaching of niobium

在催化过程中所起的作用，并结合铌在不同反应中的具体应用实例进行了分析和验证。

The dissertation is devoted to the study of polarizability of niobium cluster and hyperpolarizability of organic molecular-C50Cl10 from first principle.

本论文的主要内容是通过第一原理来研究铌团簇的极化率和有机分子C_(50)Cl_(10)的高阶极化率。

Abstract［Objective］To develop new beta titanium alloys made of titanium, niobium and zirconium Ti?

目的］通过体内实验的方法对新型β型钛合金

The results of experiments show that use of steady and dynamic combined aging method can improve reliability of niobium capacitor, thereby meeting the requirements of industrial applications.

采用静态老化与动态老化相结合的老化方法，可以进一步提高片式铌电容器产品的可靠性，满足工业化应用的要求。

The diffusion coefficient of niobium is much smaller than that of titanium, which requires more time to be absolutely homogenized.

元素扩散计算结果表明，提高均匀化温度可以提高元素的扩散系数； Nb的偏析系数比Ti的小得多，达到完全均匀化需要很长的时间。

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。