Сварка стали водородом с использованием кислорода(свыше 2000 градусов!!!)
2 months ago 00:01:42 164
2 months ago 00:14:04 6.8K
2 months ago 00:00:36 5
2 months ago 00:27:29 1.2K
2 months ago 00:01:16 1
2 months ago 00:08:21 451
2 months ago 00:07:59 1.2K
2 months ago 00:06:24 1.6K
2 months ago 00:17:04 461
2 months ago 00:08:41 1.4K
2 months ago 00:18:30 899
2 months ago 00:07:40 716
2 months ago 00:14:29 422
2 months ago 00:04:58 459
2 months ago 00:02:54 9
2 months ago 00:03:18 73
2 months ago 00:01:00 51
2 months ago 00:04:33 2.8K
2 months ago 00:00:58 241
2 months ago 00:21:34 40
2 months ago 00:00:18 4
2 months ago 00:01:17 1K
2 months ago 00:05:14 477
2 months ago 00:01:02 1