Монтаж светодиодов на круглую поверхность трубы
Монтаж светодиодов на круглую поверхность (трубы)
1 month ago 00:32:22 1
![Почти невозможно: как изобрели синий светодиод [Veritasium]](https://sun9-21.userapi.com/c8DBu1hdyPy19d9MJAk66_8RY_VuUFMGtfcUtQ/EZwklcQHfmY.jpg)
2 months ago 00:01:06 1
2 months ago 00:02:03 1
2 months ago 01:31:57 1
2 months ago 00:00:00 1
2 months ago 00:00:00 1
2 months ago 00:03:37 1
3 months ago 00:07:27 1
3 months ago 00:18:09 1
3 months ago 00:24:50 1
3 months ago 00:15:30 1
4 months ago 00:01:29 1
4 months ago 00:22:34 1
4 months ago 00:02:11 1
4 months ago 00:07:42 1
4 months ago 00:08:05 1
5 months ago 00:11:47 2
5 months ago 00:09:23 1
5 months ago 00:05:12 1
5 months ago 00:22:43 1
5 months ago 00:23:58 1
5 months ago 00:02:15 1
6 months ago 00:10:03 1
6 months ago 00:01:00 5
