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Note: quota special offer! Source: Baidu library is concerned about sending the original version to identify the two-dimensional code, focusing on the electromechanical world WeChat official account (or search id:mepbbs), reply Keywords: electromechanical cooperation with the original version of PPT version information.

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Quota special offer: there are more than 20 places in the 200 quota special offer activity of permanent members of electromechanical world.

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