0:00/0:20
倍速
  • x2
  • x1
  • x0.5
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working 3d printer sequence. 3d printer prints a plastic part maybe a piece of jewelry or an item of art

视  频 ID:  29543533
版      权:  SibFilm
视频长度:  0:20
横纵比率:  16:9
所属分类:  科学 科技 
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