On-line backup implements database backup when database is open.
在线备份实现了数据库在不关闭的情况下数据库的备份。
Results: By which we achieved the automatic on-line backup and restore in the "No 1 Military" project.
结果：在“军字一号”工程中实现了实时的全自动化在线备份与恢复。
Indeed, the alt_disk_copy is often used to clone the rootvg to a spare disk for regular on-line backup of rootvg.
对于rootvg 的定期在线备份，常常使用 alt_disk_copy 把 rootvg克隆到空闲磁盘上。
On - line backup can be performed when the database is operated under the filing mode.
建议数据库运行在归档方式下运行热备份。
The traditional protection has some shortcomings: long operation time of backup protection, not distinguishing overload from fault of line and so on.
传统保护存在后备保护动作时间过长和不能区分线路过载与故障等不足。
Command line Problem: a valid backup operation was not specified on the command line.
命令行问题：命令行上没有指定有效的备份操作。
These include on-line, off-line or near-line storage, required throughput rate, maximum allowed bit error rate, or special handling or backup procedures.
这些服务或措施包括在线、离线或联网存储，要求的吞吐率、允许的最大误码率以及特殊处理或备份程序。
Study and application on the operation program of the backup power switchover unit in the substations styling in line-transformer-connection;
介绍了胜利发电厂高压备用变压器长期空载损耗情况 ，提出了改自投备用方法及可行性分析。
Study and application on the operation program of the backup power switchover unit in the substations styling in line-transformer-connection;
介绍了胜利发电厂高压备用变压器长期空载损耗情况 ，提出了改自投备用方法及可行性分析。
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