Which course will you choose, chemistry or physics?
化学和物理，你选哪门？
No previous knowledge of mathematics or physics is necessary.
读者也不必先得有数学和物理的知识。
Master degree or above in Mechanical engineering or physics or mathematics;
硕士及以上学历，机械工程、物理或数学专业；
BS degree - Electrical, Mechanical, Materials, or Physics.
本科学历，电子，机械，材料或物理相关专业。
BS degree - Electrical, Mechanical, Materials, or Physics.
本科学历，电子，机械，材料或物理相关专业。
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