15 Tontonan
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3:3512.8K Tontonan
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11:43复原濒临失传的指南车制作，皇帝的仪仗车辆；通过齿轮传动指引方向
361 Tontonan
5:072.8K Tontonan
11:50耗时一月余，复原《天工开物》水车灌溉-筒车制作，古代用来灌溉农田
1.6K Tontonan
10:185.3K Tontonan
3:062.5K Tontonan
4:461.5K Tontonan
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4:39复原古代火折子技艺，一吹即燃；古人就是用它来保存火种，好比现在的打火机
63 Tontonan
6:5270 Tontonan
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