positional relation造句

Secondly , the new physical intuition into reduced manipulability is given by means of decomposing reduced manipulability into arm length index and rotation angle index . the center index that expresses the positional relation between fault tolerant workspace and end - effector ' s motion is proposed
其次，通过将退化可操作度分解为臂长和转角两种指标，赋予退化可操作度新的物理解释，进而提出反映容错空间和末端轨迹相对位置的中心度指标。
It's difficult to find positional relation in a sentence. 用positional relation造句挺难的