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Here is a group of engineers aim to help people from all over the world who are interested in mechanical engineering. As contents, notes and diagrams of these sites are completely free to use so we need your suggestion to improve more and to provide best quality contents. Your negative feedback is highly encouraged so that we can improve and also can make these contents perfect but easier to understand. Each and every suggestion is important to us and we will try our best to follow them. So please contact with us you have any suggestion or feedback.
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