短語詞組短語System State backup 系統(tǒng)狀態(tài)備份System datebase backup 系統(tǒng)數(shù)據(jù)備份network system security backup 網(wǎng)絡(luò)系統(tǒng)安全備份system disaster backup 系統(tǒng)災(zāi)備system data backup 系統(tǒng)數(shù)據(jù)備份System Image Backup 系統(tǒng)映像備份Recovery system from backup 從備份恢複系統(tǒng)dual -system hot backup 雙機(jī)熱備份System Backup Utilities 系統(tǒng)備份工具 返回 system backup