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1)  uranium-niobium
U-Nb
2)  U-Nb alloy
U-Nb合金
1.
The feasibility of reduced-friction coating against U-Nb alloy made by plasma spray technique was investigated.
探讨了用等离子体喷涂方法制备改善与U-Nb合金之间摩擦性能的减摩层的可行性。
3)  U-2.5%Nb alloy
U-2.5%Nb合金
4)  U、Nb、Ta、Zr and Hf determination
U、Nb、Ta、Zr、Hf测定
5)  hypoeutectoid uranium niobium alloy
亚共析U-Nb合金
1.
The microstructure of hypoeutectoid uranium niobium alloy treated by different heat treatment was studied by optical microscopy (OM), scanning electron microscopy (SEM), transmission electron microscopy (TEM) technologies.
利用金相显微镜(OM)、扫描电镜(SEM)、透射电镜(TEM)研究时效处理对亚共析U-Nb合金显微组织结构的影响。
6)  niobium [英][naɪ'əʊbiəm]  [美][naɪ'obɪəm]
Nb
1.
The effect of niobium on high temperature creep performance of nickel based alloy was investigated.
研究了Nb对Ni基合金高温蠕变性能的影响,认为Nb主要是通过增强第二组γ′相沉淀强化,γ相固溶强化,晶界M23C6 呈链状分布,而使Ni基合金抗蠕变性能提高。
2.
TMCP(Thermo-Mechanical Controlled Process) tests were carried out,and the microstructure and stretch-flange-formability of low carbon FB steels microalloyed with niobium were analyzed.
通过TMCP试验,研究了不同Nb含量低碳FB钢的微观组织和扩孔性能。
3.
The influences of microalloy element niobium (Nb) on the stacking fault energy and mechanical properties of Fe-22Mn-0.
研究了微合金元素Nb对Fe-22Mn-0。
补充资料:Direct Green NB
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性质:灰色粉末。溶于水、丙酮和溶纤素,微溶于乙醇,不溶于其他有机溶剂。对硝基苯胺重氮化,在酸性介质中与H酸偶合;4,4′-二氨基苯甲酰替苯胺重氮化后先与上述偶合物在碱性介质中偶合,再与苯酚偶合经盐析、过滤、干燥而得。主要用于棉、黏胶、蚕丝的染色和印花。也用于黏/锦及毛/黏胶混纺织物的染色。

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