利用局部线性化及极点配置法设计双足机器人的控制器并以这两种方法作出比较，分析优劣之处。用仿真的方法验证和表明被动行走步态极限环局部稳定性和有效性、-Using local linearization and pole placement biped robot controller design and make a comparison of these two methods to analyze strengths and weaknesses. Verification by simul