Only the applicable elements of a closed or open relay are shown.

仅标出了继电器闭合或开路时适用的元件。

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With the Open source SQL Relay product, though (see Resources, below, for details), all database access can be managed in a unified and consistent way.

但是，通过使用开源的SQL Relay产品(参见参考资料)，所有数据库访问都可以通过一个统一的、一致的方式管理。

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When the relay operates, one or more contacts will operate and energize a trip coil in a Circuit Breaker and trip (open) the Circuit Breaker.

当继电器动作时，一个或多个接触器动作且给断路器的脱扣线圈通电，从而将断路器断开。

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Back then many companies ran a free, open-source e-mail relay technology but ended up spending more than they thought they would making the stuff work.

FORBES: You Get What You Pay For

The family have been told that a search due to take place in the summer did not happen because PSNI resources were needed at the Irish Open Golf and the Olympic torch relay.

BBC: Arkinson family criticise police search

During Sunday's game, the relay device triggered, signaling a switch to open when it shouldn't have, causing the partial outage.

WSJ: Super Bowl Outage Traced to Faulty Entergy Gear