单词：yttrium garnet
钇石榴石
单词：yttrium garnet 相关文章
Tunnels in Gemstone Might Be Sign of Life Life has found a way to survive in some of the most extreme conditions in existence. Now, scientists believe they might have found a new habitat for microscopic organisms inside a mineral substance called gar
发表于:2019-01-03 / 阅读(78) / 评论(0)
2018年VOA慢速英语(八)月
2018年VOA慢速英语(八)月
Ytterby 瑞典小镇伊特比 yttrium 钇 (1794) erbium 铒 (1842) terbium 铽 (1842) ytterium 镱 (1907) 1794年在瑞典小镇伊特比的黑石中发现了化学元素钇，决定用 Ytterby命名该元素：yttrium。1842 年在该镇的黑石中发
发表于:2019-02-18 / 阅读(66) / 评论(0)
实用英语
实用英语