Context changes due to page switching with a cross-page wire or selection change take place in the central components.

上下文根据页面切换而变化，此时在中心组件中会产生跨页面连接和选择变更。

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Install electromechanical, analog and digital trunking systems, circuits and equipment in telecommunications central offices and switching centres.

在电信中心办公室和交换中心安装工机电，模拟和数字集群系统，电路和设备。

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This article analyses overhead of the system, starting from the time distribution of central processor in SPC switching system. Some methods increasing call handling capability are also described.

本文从程控交换机的中央处理机时间分配入手，进而对系统开销进行分析，并提出一些提高呼叫处理能力的方法。

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Right now, Titans are commonplace in the central switching offices of phone networks across the country.

FORBES: Survival technique: paranoia

Obama also is switching commanders at Central Command, which is responsible for U.S. military operations throughout the greater Middle East, and Africa Command.

NPR: Allen Retirement Opens Europe Command Slot

Link, which runs the UK's cash machine network, says that switching denominations at ATMs requires software changes and the reconfiguration of individual machines, as well as changes to central systems and processes.

BBC: Five-pound notes are still a rare offering at cash machines