For example, data service operations that merely retrieve or update data, without the application of business logic should be permitted to be called directly from the Channel Services layer.

例如，仅仅检索或更新数据的数据服务操作如果没有应用业务逻辑，那么不应该允许直接从Channel services层调用。

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Cell broadcast messages are classified by topic and allocated a channel number, message code, update number, and language.

小区广播消息按主题分类，给每条消息都分配了通道号、消息代码、更新号和语言。

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The first step is to update the firmware levels of the JS22 and associated components such as the Fibre Channel (FC) adapters.

第一步是更新js22的固件层和相关的组件，比如Fibre Channel (FC)适配器。

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To watch the series through Rovio's Angry Birds Toons channel, fans simply download the latest update to any Angry Birds game, which will unlock the new channel button in the game homescreen on March 17th.

ENGADGET: Rovio adds TV channel to its games, launches Angry Birds Toons on March 17th

He cut his estimates in the June quarter on a belief customers will wait to refresh their phones ahead of the pending iPhone 5S, and Apple will also bring down channel inventory to reflect the upcoming product update.

FORBES: Apple Conviction Sinks At Goldman Sachs

We noticed the change after our Motorola DVR got an update that also made the name of a channel appear under the number when typed in from the remote.

ENGADGET: Comcast quietly updates DVRs with ability to list stored programs from the web, mobile apps