From a stroke mechanics perspective, there is one major cause of shoulder problems and that is the instinctive way in which swim to make breathing easier.

从运动生理学的角度，我们可以得出一个造成肩膀伤害的主要原因，还有个能立即让你的呼吸变容易的办法。

youdao

Forged part and forming procedure and stroke-load curve obtained from rigid plastic FE simulation further discloses the deformation mechanics of closed die extrusion for spiral bevel driving gear.

刚塑性有限元计算所得的齿轮锻件图、成形过程图、轴向断面网格图和力能曲线进一步揭示了螺旋伞齿轮塑性成形机理；

youdao

We will talk later about the mechanics of an actual stroke and refer back to this description of finger motion at that time.

我们在后面会谈到真正的击弦运动的结构并在那时候谈及手指运动的描述。

youdao