О месторождениях боровичской глины
Уникальная сырьевая база предопределяет уникальные свойства огнеупорных изделий Боровичского комбината огнеупоров.
4 years ago 00:33:38 23
5 years ago 00:02:28 33
5 years ago 00:00:54 3
4 years ago 00:02:40 19
10 years ago 00:05:26 560
6 years ago 00:02:29 17
9 years ago 00:04:16 458
11 years ago 00:02:38 75
5 years ago 00:02:43 1.6K
5 years ago 00:00:47 8
9 years ago 00:08:19 618
5 years ago 00:06:08 16
5 years ago 00:04:01 38
4 years ago 00:08:37 21
3 years ago 00:14:59 5
4 years ago 00:12:24 4
5 years ago 00:12:53 13
11 years ago 00:02:56 23
4 years ago 00:01:37 1
2 years ago 00:10:36 20
10 years ago 00:04:50 214
10 years ago 00:01:24 663
3 years ago 00:25:54 1
6 years ago 00:11:03 27
