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11 Views · 11/27/20
Почему нельзя соединять медь и алюминий
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8 Views·
11/01/20
Какие процессы происходят при соединении медных и алюминиевых проводов. Как с этим бороться, и какие еще металлы не терпят соединения между собой.
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11 Views · 11/27/20
