例如，可以让消息流每隔30秒、一个小时甚至17年执行一次。

For example, you can have a message flow executed every 30 seconds, every hour, or even every 17 years.

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场景2：在特定时间每“n”秒触发一次流。

Scenario 2: Triggering a flow every "n" seconds at a certain time of day.

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这个自然数的流每隔一秒就被发送到 ScaleInt 进程的 in 通道。

This stream of natural numbers one second apart is then fed into the in channel of the ScaleInt process.

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