摘要
叙述了用速度瞬心法求导杆角加速度的新方法．该方法与最常用的相对运动图解法比较，直观、简便、迅速、精度高．
Anew way to get the angle acceleration of the smooth pole is presented This new way is more direct, simpler, more covenient, quicker and with higher degree of precision compared with the conventional ways
关键词
导杆机构
角加速角
速度瞬心法
导杆
Mechanism of smooth pole, the centre of speed, angle acceleration
