介绍了损伤容限疲劳寿命设计新概念；
The new concept of damage tolerance fatigue life design was introduced.
摘要：产品的疲劳寿命是现代设计的一个重要指标。
Abstract: the fatigue life of the product was an important characteristic of modern design.
摘要：产品的疲劳寿命是现代设计的一个重要指标。
Abstract: the fatigue life of the product was an important characteristic of modern design.
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