短語(yǔ)詞組短語(yǔ)HNA Hierarchical Network Architecture 分層網(wǎng)絡(luò)體系結(jié)構(gòu);層次分級(jí)的網(wǎng)絡(luò)體系結(jié)構(gòu)two -tier hierarchical nerk architecture 二層分簇網(wǎng)絡(luò)架構(gòu)three -tier hierarchical network architecture 三層網(wǎng)絡(luò)架構(gòu) 返回 hierarchical network architecture