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hafnium

音标与读法

这里为大家介绍下hafnium 是什么意思,希望能帮助到各位朋友。

中英文翻译

n.

【化学】铪。

a grey tetravalent metallic element that resembles zirconium chemically and is found in zirconium minerals; used in filaments for its ready emission of electrons

同义词:Hf, atomic number 72,

Hafnium is a chemical element with the symbol Hf and atomic number 72. A lustrous, silvery gray, tetravalent transition metal, hafnium chemically resembles zirconium and is found in zirconium minerals.

例句与用法

1.Hafnium and hafnium alloy strip , sheet and plate

铪和铪合金带材,薄板和中厚板

2.Standard specification for niobium - hafnium alloy ingots

铌铪合金铸锭标准规范

3.Method for determination of hafnium in zirconium and zirconium alloys

锆及锆合金中铪的测定方法

4.Standard specification for niobium - hafnium alloy bar , rod , and wire

铌铪合金棒材杆材和线材标准规范

5.Etermination of zirconium hafnium content - xylenol orange photometric method

二甲酚橙光度法测定锆铪量

6.Nuclear grade hafnium oxide pellets

核纯级氧化铪丸

7.Standard specification for hafnium and hafnium alloy strip , sheet , and plate

铪及铪合金带材薄板和中厚板标准规范

8.Zirconium oxide - determination of hafnium oxide content - emission spectrophotometric method

氧化锆中氧化铪量的测定

9.Hafnium oxides - determination of manganese oxide content - potassium periodate photometric method

氧化锆中锰量的测定

10.Determination of zirconium and hafnium contents - x - ray fluorescence speotrometric method

射线荧光光谱法测定锆量和铪量

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