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| 过时效处理 | |||
| 过度老化 | |||
| 过时效 (【技】在时效过程中，脱溶沉淀相逐渐长大，合金伴随有强度和硬度增高，到达沉淀相的临界尺寸时，合金的力学性能最佳。如果时间继续延长，脱溶沉淀相继续长大，超过临界尺寸后，合金的力学性能逐渐下降，即为过时效。) | |||
| 超时效; 过度老化 | |||
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overageing : 1 phrase in 1 subject |
| Automobiles | 1 |
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