Spc.noaa
Official government site for the prediction of thunderstorms and severe weather in the U.S.
http://Spc.noaa.gov/百度权重：
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收录时间：2025-08-26Sciencenews
Weekly magazine offers featured articles from the current issue along with special online-only features. Includes photo collection, archives, email newsletter and Science News for Kids section.
http://Sciencenews.org/百度权重：
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收录时间：2025-08-26Bps.go
The official site of BPS - Biro Pusat Statistik with some economic indicators.
http://Bps.go.id/百度权重：
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收录时间：2025-08-26Thecalculatorsite
Includes online conversion and calculation tools. Possible to change the precision of the result.t.
http://Thecalculatorsite.com/百度权重：
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收录时间：2025-08-26Openssl
A toolkit implementing SSL v2/v3 and TLS protocols with full-strength cryptography world-wide. It is based on SSLeay, developed by Eric Young and Tim Hudson. [Free / Open Source] (The OpenSSL Project)
http://Openssl.org/百度权重：
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收录时间：2025-08-26Istat
Istituto Nazionale di Statistica, with some economic and social data in English, and more detailed information in Italian. Describes services and products available, as well as research projects and internal quality controls.
http://Istat.it/百度权重：
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收录时间：2025-08-26Mathgoodies
Math Goodies is a free math help site that launched in 1998. Math Goodies was a pioneer of interactive math instruction and free math homework help. Today this award-winning site has over 500 pages of activities for students, educators and parents.
http://Mathgoodies.com/百度权重：
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收录时间：2025-08-26Eng-tips
Provides links to technical support forums for a range of engineering professions.
http://Eng-tips.com/百度权重：
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收录时间：2025-08-26bitstamp
An exchange based in Slovenia, where users can trade between Bitcoins and US Dollars.
http://www.bitstamp.net/百度权重：
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收录时间：2025-08-26- 百度权重：
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收录时间：2025-08-26
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