In a receive mode, either the sum channel or a difference channel of the panel combiner is chosen as the active channel.

在接收方式下，选择面板组合器的和通道或差通道作为工作通道。

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A second difference is the number of user IDs that are associated with a channel.

第二个区别是与一个通道相关联的用户ID的数量。

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While the actual wattage difference between a 1 TB SATA drive and a 300 GB Fibre Channel drive is marginal, the cost difference on a watt-per-capacity basis is significant.

虽然1TB SATA驱动器和一个300 GB的光纤通道驱动器的实际功率差异相差不远，但瓦特/容量（单位容量的能耗）的成本差异极大。

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The BBC News Channel's chief political correspondent James Landale said there still seemed to be a difference of opinion between the two sides over the timing of the review.

BBC: Lumley 'trusts' Brown on Gurkhas

Quick: what's the difference between a broadcast TV network (Fox, CBS, ABC and NBC) and a cable channel (TBS, TNT, ESPN, etc.)?

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