| 摘要 |
FIELD: dimensional treatment of copper and its alloys with large-grain and ultrafine-grain structure. SUBSTANCE: electrolyte contains ingredients at next relation, mass%: sodium nitrate, 15,0; sodium chloride, 1.0; chloramine, 0.1; water, the balance. EFFECT: enhanced efficiency and accuracy of treatment, improved quality of treated surface. 1 tbl, 10 ex |
