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http://www.economist.com/news/science-and-technology/21634992-new-materials-may-change-way-temperatures-are-regulated-cool-idea
您即将离开知乎,请注意您的帐号和财产安全。
http://www.economist.com/news/science-and-technology/21634992-new-materials-may-change-way-temperatures-are-regulated-cool-idea