服务器备份期间能不能用?业务连续性的三种保障方案,保障业务连续性,服务器备份期间使用策略及三种灾备方案
Can it be used during the server backup period? Three guarantee plans for business continuity, strategies for ensuring business continuity during server backup and three disaster recovery plans
以上为机器翻译结果，长、整句建议使用 人工翻译 。