гальванические покрытия меднение, никелирование, золочение ТЕОРИЯ часть 1
2 months ago 00:12:54 1
2 months ago 00:11:45 1
3 months ago 00:10:47 1
3 months ago 00:06:10 4
3 months ago 00:00:09 1
4 months ago 00:13:20 1
4 months ago 00:15:53 1
4 months ago 00:19:49 1
4 months ago 00:01:30 1
4 months ago 00:08:43 1
4 months ago 00:00:26 1
5 months ago 00:00:00 1
5 months ago 00:42:54 7
5 months ago 00:07:37 1
5 months ago 00:10:36 1
5 months ago 00:05:50 1
5 months ago 00:15:05 1
5 months ago 00:04:58 1
6 months ago 00:03:22 18
6 months ago 00:14:01 1
6 months ago 00:03:58 1
6 months ago 00:13:18 1
6 months ago 00:23:51 1
6 months ago 00:00:11 3
