HEATKEYS

The International Federation of Standards Users is an independent, non-profit, international association of national organizations for the application of standards, companies, professional and trade associations, and governmental agencies, concerned ...

Learning Instrumentation and Control Engineering Forum, go to http://www.instreng.com/ .

Internet Archive is a non-profit digital library offering free universal access to books, movies & music, as well as 150 billion archived web pages.

在线互动式文档分享平台，在这里，您可以和千万网友分享自己手中的文档，全文阅读其他用户的文档，同时，也可以利用分享文档获取的积分下载文档

The goal of the DHS National Cyber Security Division

Petroleum and Natural Gas International Standardization (PNGIS) Joint Task Force is a committee of international groups of experts brought together, under PNGIS.net, for the purpose of help in developing and use International Standards in petroleum a...

GTI is the leading research, development and training organization serving energy and environmental markets.

Shell is a global group of energy and petrochemicals companies with around 93,000 employees in more than 90 countries and territories.