我爸爸在一家工厂工作。他是个机电工程师。

My father works in a factory. He is an electrical engineer.

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作为机电工程师，我改进了电风扇的装配线。

Being an electrical engineer. I improved our assemble line of the electric fans.

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动力机械、机械工程或机电工程等相关专业，大学专科及以上学历。

College at least in major of mechanical engineering or related.

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动力机械、机械工程或机电工程等相关专业，大学专科及以上学历。

College at least in major of mechanical engineering or related.

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