由于缺乏系统维护升级，绝大部分功能已经无法使用。
Due to lack of system maintenance upgrades, most functions are not available.
模式的关系数据库用于开发客户端办公自动化软件；B/S模式用于系统维护升级。
The relational database in C/S is applied to develop OA software of client-side, and B/S is used for maintenance and upgrading of the system.
使用本文中略述的方法，可以显著减少有计划的和无计划的停歇，从而无需中断操作就可以完成集群的升级和系统维护。
Using the approach outlined in this series, you can significantly reduce planned and unplanned outages, allowing for cluster upgrades and system maintenance without interrupting operations.
依赖NGN网的便利，计费系统可以方便的实现计费管理、系统维护、远程升级。
With the technological advantages of NGN, the billing management system could promptly realize billing management, system maintenance and remote upgrading.
开发的系统配置模块和系统维护模块，赋予了用户对供用电在线监测系统进行定制、扩充、升级的能力。
The Development of the system configuration module and maintenance module make it possible for the users to customize, update, extend the system.
为确保于系统升级期间作出的合资格新预订能够记入至您的账户，请于系统维护结束后经自助订位管理服务输入您的会员号码。
To ensure that eligible bookings made during the maintenance period are credited to your account, please input your membership number via Manage booking after the maintenance period.
为确保于系统升级期间作出的合资格新预订能够记入至您的账户，请于系统维护结束后经自助订位管理服务输入您的会员号码。
To ensure that eligible bookings made during the maintenance period are credited to your account, please input your membership number via Manage booking after the maintenance period.
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