Оптика вогнутых (сферических и параболических) зеркал
7 months ago 00:08:02 1
10 months ago 00:04:28 1
10 months ago 00:18:26 1
1 year ago 00:01:59 1
2 years ago 00:05:37 1
3 years ago 00:04:02 1
3 years ago 00:03:19 8
3 years ago 00:03:35 1
3 years ago 00:02:54 2
5 years ago 00:21:53 6
6 years ago 00:04:59 3
6 years ago 00:01:59 4
9 years ago 00:03:11 1
10 years ago 00:02:52 9
10 years ago 00:00:24 46
11 years ago 00:00:36 12
12 years ago 00:00:54 20
12 years ago 00:01:55 136
