Закалка клинков и замер твердости.
Закалка клинков своими руками. Определение твердости.
7 years ago 00:21:36 5
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1 year ago 00:22:51 1
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4 years ago 00:22:00 46
4 years ago 00:14:22 1
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6 years ago 00:14:54 1K
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11 years ago 00:21:11 137
2 years ago 00:05:02 2
