HEATKEYS

Academia.edu helps academics follow the latest research.

italki is a language learning social network that connects students and language teachers. You can find language exchange partners, practice speaking a foreign language, ask questions, find free online language resources, and get help from an intern...

LinkedIn strengthens and extends your existing network of trusted contacts. LinkedIn is a networking tool that helps you discover inside connections to recommended job candidates, industry experts and business partners.

Facebook is a social utility that connects people with friends and others who work, study and live around them. People use Facebook to keep up with friends, upload an unlimited number of photos, post links and videos, and learn more about the people ...

وبلاگ تخصصی زبان انگلیسی -

See what your friends are reading. Keep track of what you

Yahoo! Groups offers free mailing lists, photo & file sharing, group calendars and more. Discuss hot topics, share interests, join online communities.

Showsites - A Free SEO tool that provides free website analysis, traffic details, rankings, contact email ,similar site, same owner site , same ip site, optimization and promotion reports.

مرجعی برای مهندسی متالورژی و مواد