Ost 1 80049 82 english translation (deutsch, francais, italiano)

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OST 1 80049-82 Thermal treatment of details of instruments made of alloyed and carbonic steels. Typical processes.

ОСТ 1 80049-82 Термическая обработка деталей приборов из легированных и углеродистых сталей. Типовые технологические процессы.


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