基本解释[机] 转动副英汉例句双语例句Mechanism for scaling planar graphs is defined as the mechanism that can enlarge or shrink a planar graph by driving a revolute pair.平面图形放缩机构能够对一个由若干条直线段构成的任意平面图形进行放大和缩小。revolute pair更多例句专业释义机械工程转动副