One study observed a 13.7% increase in average power output during a 60-minute cycling trial.

一项研究观察到在60分钟的自行车试验中，平均功率输出增加了13.7%。

That would require an average power output 15 times the maximum of what typical human leg muscles can do.

这需要平均输出功率是典型人类腿部肌肉最大输出功率的 15 倍。

If it took you 2 seconds to move the box, then your average power output was 125 Watts.

如果你需要两秒钟来移动盒子， 您的平均功率为 125 瓦。