单词：phosphate tailing
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说一口流利的英语，从简单的单词开始。 听听，读读，背背，今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 tail [ tei ] The police have been tail
发表于:2018-12-30 / 阅读(194) / 评论(0)
每日攻克5词
每日攻克5词
pH - a measure of how acid or alkali a solution is. As the pH gets lower, the solution is more acid. At a pH of 7 the solution is neither acid nor alkali. pH is the inverse of the logarithm of the con
发表于:2019-01-03 / 阅读(186) / 评论(0)
医务英语
医务英语
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a
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Scientific American(四)月
Scientific American(四)月