Movable type printing {{=it["返回课程"]}}
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  • Dougong//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Stone Catapult//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Sundial//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Wheelbarrow//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Waterdriven Irrigator//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Spinning wheel//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Loom//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Papermaking//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Movable type printing//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Trotting horse lamp//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Kite//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4
  • Windmill//www.brvsc.org.cn/upload/courseDate/2022/08-24/17-17-160522581014561.mp4