国外网站网站目录　/　此网站目录下共收录5289个优秀网站

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  Eurekalert

  Searchable database of science-related press releases from research institutions, universities, government agencies and corporations. Calendar, resources and links. From the American Association for the Advancement of Science.

  http://Eurekalert.org/
  百度权重：
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  AlexaRank：0
  收录时间：2025-05-19
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  Onlineconversion

  Offers conversion tools for length, volume, temperature, astronomical, clothing sizes, computer bytes, cooking measurements, time zones, density, energy, finance, flow rates, force frequency, and some fun pages.

  http://Onlineconversion.com/
  百度权重：
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  AlexaRank：0
  收录时间：2025-05-18
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  Ibge.gov

  Brasilian Institute of National Statistics and Geography. [English, Spanish]

  http://Ibge.gov.br/
  百度权重：
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  AlexaRank：0
  收录时间：2025-05-19
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  Botanical-online

  Personal site with miscellaneous botanical content, including photos, educational information about botany, medicinal and poisonous plants, and gardening. In English and Spanish.

  http://Botanical-online.com/
  百度权重：
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  AlexaRank：0
  收录时间：2025-05-19
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  Deakin.edu

  The Deakin University Website contains information for

  http://Deakin.edu.au/
  百度权重：
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  AlexaRank：0
  收录时间：2025-05-19
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  Iop

  The site for physics and physicists, including information on Institute membership and activities, online news, books, magazines and journals.

  http://Iop.org/
  百度权重：
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  AlexaRank：0
  收录时间：2025-05-23
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  Mpg

  Provides information on the society, the Institutes, research, documentation and multimedia. German and English.

  http://Mpg.de/
  百度权重：
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  AlexaRank：0
  收录时间：2025-05-20
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  Aip

  Gateway for news, jobs, and other physics resources. AIP is a STM publisher of research journals, proceedings and other scientific publications. AIP provides services for scientific societies including membership and subscription management.

  http://Aip.org/
  百度权重：
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  AlexaRank：0
  收录时间：2025-05-23
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  Tutorvista

  Offers online tuition in various advanced areas of mathematics.

  http://Tutorvista.com/
  百度权重：
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  AlexaRank：0
  收录时间：2025-05-20
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  Nsf

  Opportunities for research and education funding in all areas of science and engineering.

  http://Nsf.gov/
  百度权重：
  PageRank：
  AlexaRank：0
  收录时间：2025-05-20