Combining with the quality control level of high-quality magnetic iron of Taigang and the test methods of magnetic aging, improving process of artificial aging was put forward.
阐述了电磁纯铁的磁时效现象及其机理，并结合太钢无磁时效优质电磁纯铁的质量控制水平和磁时效检验方法，提出了人工时效处理的改进工艺。
The aging process of mullite short fibre reinforced ZL109 composites was studied via hardness test.
通过测试硬度的方法，对莫来石短纤维增强ZL 109复合材料的时效析出行为进行了研究。
This paper studies the impact on aging process that resulted from three-way catalytic converter working conditions, and analyzes the rapid aging specifications on test bench reckoned with key factors.
本文主要研究三元催化转化器的工作环境对其老化过程的影响，并结合核心因素分析台架快速老化的试验规范。
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