单词：radiocarbon methods
单词：radiocarbon methods 相关文章
More than 70% of Chinese internet users said carrying cash is not a necessity of life any more, as payment methods such as QR code scanning, China UnionPay and online payments become increasingly popular. 随着扫描二维码、中国银联、网上支
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很多同学留言说不知道如何划分句子成分，那你知道句子构成了吗？下面就跟小编一起看看句子的基本成分有哪些吧，希望今天为大家整理的这篇文章可以让大家学会英语语法。 基本句型 三：
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Lake Sediment Could Better Date Ancient Finds Radiocarbon dating is the best-known and most widely used method to determine the age of organic material, such as bone or wood or plant matter. All such material contains radioactive carbon atoms, known
VOA标准英语2012年(十月)
replace 接替，替换 representative 代表，代理人 research 调查，研究 resolve 解决 set 创造（纪录等） settle 解决（问题等） shorten 减低......效能 show 显示,表明 significant 重要的,有效的 simplify 简化,精简
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A bigger can? 一个更大的罐头？ By the end of 2010, Dr Potti had resigned from Duke, 到2010年底，Potti博士已经从杜克大学辞职， the university had stopped the three trials for good, 学校永久停止了那三项临床试验，
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