本科以上学历，专业为冶金工程，机械专业，金属材料或焊接专业等。
Bachelor degree majoring in metallurgy engineering, mechanics, metal materials, welding engineering.
电子工程、机械工程、化学、材料学或相关专业，本科及以上学历。
BS or above degree in Electronic or Mechanical Engineering, Chemistry, Materials or related from recognized university.
物流工程、经济、机械或材料等相关专业；
Major in Logisitics, economics, mechanics or material relevant.
物流工程、经济、机械或材料等相关专业；
Major in Logisitics, economics, mechanics or material relevant.
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