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Turbine Worker Girl Concentrated Conducts Research Measuring Data on Drawings Miniature Windmill Model General View Young Professional Manages Engineer Room Wind Turbine

视  频 ID：  1101362473
版      权：  Kozyr Yevhenii
视频长度：  0:07
横纵比率：  16:9
所属分类：  科学 工业 
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