单词：ionexchange chromatography
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Unit One EDUCATIONAL EXCHANGE PROGRAMS Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得 10 到 30 积分的奖励 ! Thank you ！
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Todd: Kate, you said you were an exchange student when you were younger? Kate: Thats right. When I was 15 I went to Tokyo, Japan for just 2 weeks on a high school exchange. Todd: So were you alone or with your school? Kate: Erm I wasWell you could sa
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10-16-2010 The US Treasury Department(财政部) says it will delay the publication of its half-yearly international economic and exchange rate policy report to Congress（国会） which was due to be released Friday. The Treasury Department says in
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BEIJING, Dec. 27 (Xinhua) -- The People's Bank of China (PBOC), China's central bank, announced Tuesday that it is banning local regions, institutions or individuals from setting up gold exchanges apart from the existing Shanghai Gold Exchange and Sh
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The European Union countries have reached an agreement to exchange information on the tax affairs of multinational companies under new rules. The rules are aimed at stopping multinationals from avoiding paying their fair tax shares. The measures take
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