Электродуговая сварка: сварка труб.
Наглядное пособие: стандартные способы сварки сварочным инвертором ИИСТ-140.
4 months ago 00:09:09 1
4 months ago 00:06:48 1
5 months ago 00:01:00 1
5 months ago 00:00:53 1
5 months ago 00:00:39 1
7 months ago 00:05:30 1
8 months ago 00:19:44 1
8 months ago 00:45:25 1
8 months ago 00:03:26 1
8 months ago 00:14:39 1
9 months ago 00:24:41 1
9 months ago 00:10:31 1
9 months ago 00:04:39 1
9 months ago 00:04:49 1
10 months ago 00:10:28 4
10 months ago 01:26:53 1
10 months ago 00:13:37 1
11 months ago 00:11:45 1
11 months ago 00:10:44 1
11 months ago 00:24:05 1
12 months ago 00:01:06 1
12 months ago 00:02:03 2
1 year ago 00:46:40 6
1 year ago 00:04:16 1
