单词：iron group elements
单词：iron group elements 相关文章
As It Is - Remember Your Chemistry Classes? An international team of researchers recently reported creation of a new element that is 40 percent heavier than lead. The researchers successfully developed what they are calling Element Number 117 at a la
2014年VOA慢速英语(八)月
We are at a foundry here, and they are pouring molten iron from all machinery. And they are going to make parts for new machines out of that iron, so they are recycling yet, but all that iron was created and ejected into the cosmos by gigantic stars
自然百科2011年
An implosion that launches an explosion creating enough heat and energy to forge almost all the other elements.The supernova explosion is able to produce some of the very rare elements heavier than iron, the zinc, the gold, the platinum, the silver,
探索与发现2015年
Change Makes Life Beautiful（生命美于变化） To regard all things and principles of things as inconstant modes or fashions has more and more become the tendency of modern thought． Let us begin with that which is withoutour physical life． F
阅读空间
[Storyteller] The journey began The fearless heroes left Heading for a place Far oh far away They had to warn Alron The prince of the North Of the terrible danger That threatened all the lands He holds the secrets Of the black magic His weapon is The
英文摇滚歌曲
Vale, the worlds biggest iron ore miner, and Fortescue Metals Group have forged an agreement aimed at boosting their competitiveness in the key market of China, and giving the Brazilian company a foothold in the ore-rich Australian Pilbara region. 世界
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