National Science Foundation (NSF). 466502 likes · 2219 talking about this. The National Science Foundation (NSF) is an independent federal agency... ... <看更多>
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National Science Foundation (NSF). 466502 likes · 2219 talking about this. The National Science Foundation (NSF) is an independent federal agency... ... <看更多>
National Science Foundation | Explore #NSFfunded research that is transforming the world. Social media policy: http://bit.ly/smpnsf. ... <看更多>