青云翻译

I am a full-time teacher of Harbin Institute of Technology. The main job is teaching, specializing in Composite Materials and Engineering. The main classes that the basis of materials engineering, mechanical properties of materials

I am a full-time teacher of Harbin University of technology. Main job is teaching, professional are composites and engineering. Main class material engineering, mechanical properties of materials

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I am a full-time teacher of Harbin University of technology. Main job is teaching, professional are composites and engineering. Main class material engineering, mechanical properties of materials