translation.en: The actuators come in, find the surface of the limb, measure its unloaded shape, and then they push on the tissues to measure tissue compliances at each anatomical point.
translation.zh: 驱动装置贴近来查找这个肢体表面， 测量它无加载时的形状， 然后向前推进到表面组织 来测量组织符合 于每一个解剖点。