详细释义
Noun:
-
a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons
双语例句
- 1. And how is it known that Mars had hafnium - 187 ?
- 那么是如何知道火星有铪 -187 的 呢 ?
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- 2. The field emission properties of hafnium coated carbon nanotubes ( CNTs ) were investigated.
- 研究了表面沉积铪膜并进行后处理对碳 纳米管 膜场电子发射性能的影响.
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- 3. This activator is acyl amine - the hafnium activator that ether is a foundation.
- 该催化剂为酰胺 - 醚为基础的铪催化剂.
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- 4. Chemical form of hafnium is perchlorate or nitrate.
- 铪的化学形态为过氯酸盐或硝酸盐.
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- 5. Why can you always have vexed thing hafnium?
- 为什么总是会有烦恼的事铪?
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用法讲解
- hafnium metal 海绵铪
- hafnium complex 钬络合物
- hafnium carbide 碳化铪
- hafnium filament 铪丝
- hafnium hydroxide 氢氧化铪
- hafnium nitride 氮化铪
- hafnium silicate 硅酸铪
相关词汇
- HF 高频（=High Fre...
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