上海文通大粤 Motion as vectors SHANGHAI JIAO TONG UNIVERSITY ·Translation(平移)： >All points on the body have the same displacement. The link will retain its angular orientation.Note that the translation need not be along a straight path. RAA=RBB B RBB B RBA RBA RAA Curvilinear translation pathMotion as vectors • Translation（平移）: ¾All i t th b d h th di l t All points on the body have the same displacement. The link will retain its angular orientation. Note that the translation need not be along a straight path translation need not be along a straight path. RA’A = RB’B