In addition, it's acceptable to the enterprise to bring down the application on occasion for a few hours for scheduled maintenance.

此外，偶尔终止应用程序几个小时以进行有计划的维护是可以接受的。

youdao

Online maintenance window that is 24x7 (that is all hours of all days of the week; online maintenance tasks can be scheduled any time).

在线维护窗口是24x7全天候的(即每周7天，每天24小时；可以在任何时间调度在线维护任务)。

youdao

If any quality problem is presented, the maintaining department of our company will give clear answer in 24 hours after receiving the client message, including change and maintenance.

在设备使用过程中任何质量问题，公司维修部在接到客户通知后的24小时内作出明确答复，包括更换、维修等。

youdao

An army of snowploughs and maintenance engineers work 24 hours a day to ensure the ice is in tip top shape while the NCC's Ice Safety Committee monitors the ice on an hourly basis.

BBC: Embracing winter in Ottawa

Clients are required to complete a car maintenance class and donate three volunteer hours to Wheels of Success per month.

CNN: Woman gives low-income workers 'Wheels of Success'

They say they will also have to scale back flight hours for warplanes and postpone some equipment maintenance.

BBC: Obama signs sweeping US budget cuts into effect