A procedure for defining postural angles planimetrically and parametrically is presented here . the relationships between postural manipulation and movement control are established . a new method of judging and comparing the comfort of different postures quantitatively is studied and realized 在探讨姿势记录方法和姿势舒适性及其影响因素的基础上,研究了人体模型姿势操纵中姿势角的平面化和参数化定义方法,建立了姿势操纵和运动控制之间的关联,提出和实现了驾驶和乘坐姿势的舒适性的一种定量评价和比较方法。