系统研究了两种气阀钢的常规力学性能、抗氧化性能和耐磨性能，并分析了气阀钢的强化机理、抗氧化机理和磨损机制。
The mechanical properties, oxidation resistance and wear resistance of two valve steels were systematically studied, and the concerned mechanisms were also analyzed.
这些研究结果有助于进一步了解学习记忆的发生机理及其强化机制。
These results are helpful to understand the form of learning and memory and the mechanisms of their reinforcement.
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