【摘要】 本文介绍高级机构速度分析的图解法，主要有对心四边形瞬心法、瞬心－极速度多边形法和瞬心－转向速度法．更多还原

【Abstract】 hree diagramatic methods of velocity analysis of advanced plane mechanisms are presented.They are velocity pole method using opposite-pole quadrangle,velocity pole method using multiangle and velocity Pole method using turningvelocity.These methods are applicable to complicated plane mechanisms,an illustrative example follows each method.更多还原