quenching and partitioning the new heat-treatment process 44
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quenching and partitioning the new heat-treatment process 44
淬火-分配（quenching and partitioning, Q&P）新型热处理工艺 44
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quenching and partitioning the new heat-treatment process 44
淬火-分配（quenching and partitioning, Q&P）新型热处理工艺 44