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Ганыг бэхжүүлэх, чангаруулах арга: хоёр дахь фазын …
The second phase particle is an important method of strengthening and toughening steel, which can take into account the strength, toughness and other service properties of steel at the same time. With the improvement of steel strength requirements in recent years, researchers have developed a large number of new steel materials. The strengthening …
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