杭州市专业技术人员学习新干线
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ThinkProgress
ThinkProgress是一个开放的美国政治博客，它提供一个不断进步思想和政策的论坛。它是美国进步中心的出口。在2011年，该网站重新设计，网站内容包括：气候、经济、健康、正义、安全和文化信息。网站旗下的气候演变由气候和能源专家约瑟夫·罗姆成立。该博客媒体提供气候和能源技术解决方案，以及政治新闻与气候变化相关讨论，气候科学了解等信息。
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WND - A Free Press for a Free People
WND - A Free Press for a Free People A Free Press For A Free People Since 1997 www.wnd.com
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Shanghai Metals Market
Metal Prices,China Copper,aluminum,lead,zinc,nickel,tin historical prices and chart,Steel PMI and Iron ore Export and Import prices all in Shanghai Metals Market(SMM).Metal Prices,Current Copper,Aluminum,Lead,Zinc,Nickel,Tin Prices and Report,Steel PMI and Iron ore historical prices charts - Shanghai Metals Market
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Varsity Tutors
Varsity Tutors is a live learning platform that connects students with personalized instruction to accelerate academic achievement. To date, students have accessed more than 2 million hours of live instruction. Additionally, through the company’s free online learning tools and mobile applications, Varsity Tutors has created a learning ecosystem of free test prep books and more than 200,000 free practice questions, answers and explanation sets across more than 200 subjects and tests.www.varsitytutors.com
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