Therefore, the study on fatigue crack growth laws at high temperature is very useful for safety of high temperature equipments.
因此，高温下疲劳裂纹扩展规律的研究具有很大的工程实用价值。
Therefore, the study on fatigue crack growth laws at high temperature is very useful for safety of high temperature equipments.
因此，高温下疲劳裂纹扩展规律的研究具有很大的工程实用价值。
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