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| hardened and tempered steels; thermal refined steel; thermal refined steels | |||
| hardened and tempered steel (【技】将钢淬火成马氏体后在500 ~ 650°C 之间的温度范围内回火的调质处理钢。经调质处理后，钢的强度、塑性和韧性有良好的配合。); quenched and tempered steel; tempered steel; tough hardening steel; heat refined steel | |||
| converted steel | |||
| 调质钢: 13 phrases in 4 subjects |
| Automobiles | 2 |
| Metallurgy | 8 |
| Steel production | 1 |
| Technology | 2 |