单词：yttrium superoxide
[化] 过氧化钇; 九氧化四钇
单词：yttrium superoxide 相关文章
This is Scientific American -60 seconds science. Im Cynthia Graber. This will just take a minute. A coal mine can degrade its local environment. But fungus may inadvertently help clean up the mine with its own waste products. Researchers worked with
发表于:2019-01-08 / 阅读(202) / 评论(0)
Scientific American(七)月
Scientific American(七)月
This is scientific Americans 60 second science,I'm Cynthia Graber.This will just take a minute.A coal mine can decrease the local environment but a Fungi may indivertantly help cleanup the mine with its own waste products. Researchers worked with the
发表于:2019-01-08 / 阅读(212) / 评论(0)
Scientific American(七)月
Scientific American(七)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(133) / 评论(0)
实用英语
实用英语