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【日本科学技术】叉子，汤勺【Japan Science and Technology 】Fork and spoon
Xman19870730
713 views
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【日本科学技术】牙刷，牙膏【Japan Science and Technology 】 toothbrush,toothpaste
Xman19870730
1,086 views
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【日本科学技术】创可贴的制作流程【Japan Science and Technology 】woundplast
Xman19870730
420 views
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【日本科学技术】自行车的制作流程【Japan Science and Technology 】bike
Xman19870730
5,660 views
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【日本科学技术】肥皂的制作流程【Japan Science and Technology 】soap
Xman19870730
1,007 views
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【日本科学技术】透明胶带的生产流程【Japan Science and Technology 】Scotch tape
Xman19870730
801 views
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【日本科学技术】运动鞋的制作流程【Japan Science and Technology 】sneakers
Xman19870730
1,502 views
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【日本科学技术】钢琴制作【Japan Science and Technology 】piano
Xman19870730
670 views
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【日本科学技术】汽车生产流程【Japan Science and Technology 】car
Xman19870730
2,693 views
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【日本科学技术】极小弹簧制作技术【Japan Science and Technology 】tiny spring
Xman19870730
1,316 views
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