二叉树先序遍历
binary tree’s preorder traversal
二叉树后序遍历
Postorder Traversal of Binary Tree
二叉树遍历
binary tree data
traversing of binary tree
多路径遍历
exploring multiple execution paths
对数各态遍历
logarithmic ergodic random processes
遍历状态
traversal state
equivalent uniform annual cost
ergodic state
遍历隐马尔可夫模型
ergodic hidden Markov model