Training at this zone improves your aerobic endurance i. e. the ability to do prolonged exercise without fatigue.
这个区间训练能够提升你的有氧耐力能力长时间运动却无疲劳感。
2
The whole life of an equipment part consists of the crack forming life (i. e. , the fatigue life or the damage accumulation life) and the crack extension life.
机械零（构）件的寿命由裂纹形成时间（即疲劳寿命）和裂纹扩展寿命两部分组成。
3
The peripheral fatigue model, which dominated for 100 years, holds that fatigue occurs when muscles begin to fail in a way that will ultimately lead to physiological catastrophe i. e.