[计] 平衡树状网络的动态故障恢复 crash recovery: 故障修复; 应急修复balanced tree: 快速平衡树; 平衡树, 均衡树dynamic recovery: 动态恢复; 动态回复crash recovery technique: 应急修复技术balanced network: 对称网络,平衡网络; 平衡网络下载手机词典可随时随地查词查翻译