Принцип работы трансформатора
3 years ago 00:04:13 57.8K
3 years ago 00:03:05 215.4K
4 years ago 00:06:24 13.5K
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2 years ago 00:06:37 205.7K
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10 months ago 00:05:02 17.3K
7 years ago 00:09:58 49.8K
6 years ago 00:06:29 3.5K
1 year ago 00:00:12 61.8K
2 years ago 00:03:32 9.1K
5 years ago 00:00:57 105.7K
5 months ago 00:06:34 7.6K
9 years ago 00:13:42 91
2 years ago 00:00:18 29.2K
3 months ago 00:05:54 167
