Chinese customs officials recently let it be known that they had stopped a shipment of vanadium, a metal that can be used as an alloy to strengthen missile casings.
最近中国海关官员透露他们已停止运送可当做合金用于强化弹壳的重金属——钒。
Vanadium was became vital rare metal for high science and technology application due to its special properties.
钒因具有许多特殊的性能而成为重要的高科技应用的稀有金属。
Metal passivator can inhibit nickel and vanadium pollution on the catalytic cracking catalysts and improve the property of polluted catalysts.
金属钝化剂可以抑制镍和钒等金属对催化裂化催化剂的污染，使被污染催化剂的性质得到改善。
To remove dissolved oxygen in the molten metal prior to pouring, elements have been added which have high affinity for oxygen such as titanium, vanadium, niobium and magnesium.
为了在浇铸之前消除熔化金属中的溶解氧，需要在金属中添加具有很高的氧亲合力的元素，如钛，钒，铌和镁。
At a critical temperature, vanadium oxide films undergo phase transition between metal phase to semi-conducting phase.
在某一特定的温度处，氧化钒薄膜发生金属-半导体相的转变。
In this paper, several thin films samples of vanadium oxide were got by high-frequency Magnetron sputter with pure metal vanadium as sputter source.
本文以高纯金属钒作为靶材，采用磁控溅射工艺制备氧化钒薄膜。
The laboratory experiments of external desulphurization of hot metal containing vanadium and titanium with injection method were carried out.
在实验室，用喷吹法对含钒钛铁水进行了脱硫试验。
The catalyst comprises the following components: vanadium element, transition metal M and carrier.
该催化剂包括以下组分：钒元素、过渡金属元素M和载体。
For analysis of difficult-dissolved ferrous metal, this paper introduces a quick and new measuring method-absorption spectrophotometry by vanadium-titanium continuous measurement.
对于难溶的黑色金属，本文介绍了一种快速新颖的钒钛吸光光度连测方法。
The pretreatment process includes two steps, the first step is hot metal desulphurization, and the second is the vanadium extraction.
这种预处理工艺分两步，第一步是铁水脱硫，第二步为脱硫铁水提钒。
A complementary metal oxide semiconductor (CMOS) readout integrated circuit (ROIC) for the sensitive material of vanadium dioxide (VO_2) was introduced.
介绍了一种针对二氧化钒敏感材料的CMOS读出电路(RO IC)。
This paper introduces the process of coated vanadium carbide with powder method in place of coated metal vanadium carbide with salt bath treatment. The experimental results are given here.
介绍了用粉末法被覆碳化铌工艺代替盐浴被覆金属碳化铌工艺，并给出实验结果。
Rechargeable lithium battery; Cathode material; Vanadium oxide; Metal doping; Nanostuctural material; Electrochemistry.
锂二次电池；正极材料；钒氧化物；金属掺杂；纳米材料；电化学。
Effects of na +, heavy metal nickel and vanadium, sulfur and viscosity of residue on activity of catalyst for S-RHT were investigated on a residue hydrotreating pilot unit.
在中型渣油加氢试验装置上考察了钠离子、镍、钒、硫和渣油粘度对s -RHT催化剂活性的影响。
Effects of na +, heavy metal nickel and vanadium, sulfur and viscosity of residue on activity of catalyst for S-RHT were investigated on a residue hydrotreating pilot unit.
在中型渣油加氢试验装置上考察了钠离子、镍、钒、硫和渣油粘度对s -RHT催化剂活性的影响。
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