But the ratio is even greater among active women, affecting up to 80 percent of female endurance athletes.
而在积极锻炼的妇女中这一比例更高，女耐力运动员中，缺铁者比例则高达80%。
The utility model has the capability to vary the transmission ratio, causing the airplane model to fly at different speeds or to increase the endurance.
本实用新型可改变传动比使飞机模型以不同速度飞行或增长航时。
The utility model has the capability to vary the transmission ratio, causing the airplane model to fly at different speeds or to increase the endurance.
本实用新型可改变传动比使飞机模型以不同速度飞行或增长航时。
应用推荐