Последние добавленные видео:
纺纱
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1 year ago
28715 1 year ago 6:55走进工厂：棉花是如何被纺成棉线的
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1 year ago
5474 1 year ago 9:36手紡紗- 基本操作說明 Spinning with a drop spindle
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7 years ago
52944 7 years ago 2:56这一团团的棉花竟然是这样变成纱线的?
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9 years ago
394 9 years ago 1:052 双绽纺纱机 2 spindle spinning Machine
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4 years ago
19496 4 years ago 2:02老手艺：纺线（Traditional Chinese skill: Spinning ）
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3 months ago
10 3 months ago 1:49纺纱工厂详情视频
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10 months ago
129 10 months ago 4:01我是211硕士，给高考生讲解。为什么珍妮纺纱机，是工业革命的标志？
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6 years ago
333 6 years ago 1:18手工纺纱织布
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4 years ago
8169 4 years ago 4:36【Principles of a Spinning Wheel | 紡車原理】
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1 year ago
125 1 year ago 17:30《道德观察(日播版)》不当明星要纺纱 岗位永远在车间——新中国第一代劳模黄宝妹 20231004 | CCTV社会与法
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10 months ago
73 10 months ago 1:37如何快速区分环锭纺 涡流纺 气流纺 赛洛纺？纺织人士看过来#纺纱
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2 years ago
1645 2 years ago 12:45【工厂那些事儿】8：聊聊刚刚离职的“纺纱厂”---上海宏合科技，王永庆长子的产业。
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1 year ago
71 1 year ago 1:0224锭纺纱机 24 spindle spinning machine for sisal fiber, fique fiber, banana fiber, agave fiber