查询词典 vanadium

In acidic system, the solubility of vanadium was reduced because of the exisiting of insoluble vanadium oxide.

酸性体系中，固相中含有更不易溶的氧化钒，降低钒盐的溶解度。

The vanadium oxide films were characterized by X-ray diffraction and X-ray photoelectron spectra . It is found that the formation of vanadium oxide films was affected by substrate temperature and annealing time, because high substrate temperature and annealing were favorable to further oxidation.

采用X-射线衍射和X-射线光电子能谱对钒氧化物进行了表征，发现钒氧化物薄膜的形成受衬底温度和退火时间的影响，因为衬底温度以及退火有利于进一步氧化。

In this paper, the development of trace vanadium element in chemistry and life science has been reviewed.

本文概述了微量元素钒在化学和生命领域中的研究进展。

Thermochromic properties of vanadium dioxide thin films are applied to solar energy materials, photoeletric switch and bolometer materials for the uncooled microbolometers due to their high temperature coefficient of resistance at room temperature.

中文摘要具热致变特性之VO2薄膜因在室温附近有明显的相转变现象，同时发生光电性质的急遽的转变，且在室温之下有较高的电阻温度系数，所以在一系列氧化钒化合物中格外被受瞩目；VO2因这些性质而被广泛应用於太阳能控制材料、电学开关、光学开关及非冷却型辐射热感测器等半导体元件之中。

Vanadium, boron, nickel, silicon and other elements are present in very small amounts in the body.

钒，硼，镍，矽和其它元素存在於非常小的数额在体内。

The kinetic parameters of vanadium catalytic oxidation of azomethine H by bromate have been determined by using spectrophotometric method .

以酸性介质中痕量钒催化溴酸钾氧化甲亚胺 H显色反应为对象，利用光度法研究了反应的动力学参数。

In this subject, we have successfully prepared ordered oxide films on the single metal crystals including aluminum oxide, vanadium oxide, cerium oxide, chromium oxide and magnesium oxide in nano size.

本项目在超高真空中制备了各种纳米有序氧化物薄膜（包括氧化铝、氧化钒、氧化铈、氧化镁和氧化铬）和氮化铈薄膜。

We specialize in manufacturing of complete range of hand tools, specially Spanners made from Chrome Vanadium Steel.

我们专业生产全系列的手工具，特别是各种铬钒钢材料的扳手。

Unlike most other green stones, which owe their colour to chromium or vanadium, chrysoprase derives its colour from nickel.

不像一般绿宝石等，颜色以铬或钒风马牛不相及，其颜色衍生自chrysoprase镍。

Suitable metals and alloys include aluminium, bronze, beryllium, chromium, columbium, constantan, copper and copper alloys, gold, nickel and nickel alloys, lead, magnesium, molybdenum, niobium, platinum, silver, stainless steel, mild steel, tin, titanium, tungsten, vanadium, zinc and zirconium.

适用于金属和合金包括铝，铜，铍，铬，铌，镍铜合金，铜及铜合金，金，镍和镍合金，铅，镁，钼，铌，铂，银，不锈钢，低碳钢，锡，钛，钨，钒，锌，锆。

Now he worked in ajoint venture.

现在他在一家合资企业工作。

More troops in Afghanistan won't change any of the foregoing.

更多的在阿富汗的军队也不会改变之前的状况。