• 2022-06-08
    The winning work “ofo share bicycles,” which was from ( ).
    A: The 2th China College Students’ ‘Internet Plus’ Innovation and Entrepreneurship competition
    B: The 2th National University Student Social Practice and Science Contest on Energy Saving & Emission Reduction
    C: The 2th China-US Young Maker Competition
    D: The 2th National College Mechanical Innovation Competition
  • 举一反三