Hierarchical RL递阶再励学习hierarchicaladj.按等级划分的Hierarchical Intersection Method路口分层方法hierarchical Bayesian evaluation多层贝叶斯估计hierarchical retrieval algorithm分级检索算法hierarchical directory structuren.分层目录结构Hierarchical mobility management层次化移动管理hierarchical social structure.社会等级制度hierarchical hidden Markov model分层隐马尔科夫模型hierarchical communication model层次化通信模型hierarchical intelligent control分层递阶智能控制hierarchical group factor theory等级群体因素说