hafnium

And how is it known that Mars had hafnium - 187 ?

那么是如何知道火星有鉿 -187 的 呢 ?

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This activator is acyl amine - the hafnium activator that ether is a foundation.

該催化劑為酰胺 - 醚為基礎的鉿催化劑.

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Chemical form of hafnium is perchlorate or nitrate.

鉿的化學形態為過氯酸鹽或硝酸鹽.

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Why can you always have vexed thing hafnium?

為什么總是會有煩惱的事鉿?

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Non hafnium superalloy DZ 4 , which is widely applied in service aero engines in present, is introduced.

介紹了目前在役發動機上使用最多的無鉿定向凝固合金DZ4及其可鑄性.

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The extraction separation process for zirconium and hafnium with MIBK was briefly reviewed in this paper.

簡要評述了用甲基異丁基酮(MIBK)萃取分離鋯鉿方法的基本原理、分離工藝和條件、萃取設備.

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Despite its cure for leakage power, adding hafnium creates headaches for the process integration engineer.

添加鉿基本解決了泄漏功耗問題, 不過鉿也讓工藝集成工程師頭疼不已.

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