With practice, you will learn to obtain a short axis view through the aorta and left atrium. 经由练习,可以学会藉由主动脉与左心房得到一个短轴的图像。
Elastohydrodynamic studies have almost entirely been restricted to the case where lubricant entrainment coincided with the minor axis of the Hertzian contact ellipse. 以往的点接触弹流润滑研究往往局限于分析卷吸速度方向与接触椭圆短轴相重合的工况。