When failover happens, a secondary server will be chosen as the new acting primary, and request processing continues as before.

当故障转移发生时，一个次服务器将被选择作为新的代理主服务器，请求处理像前面一样继续进行。

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Batch processing with message enrichment: This pattern is useful if the message to be processed contains a repeating element, and each element needs to be enhanced by acting on each one separately.

使用消息充实的批处理：如果要处理的消息包含重复元素，并且需要单独操作每个元素才能对其增强，则此模式非常有用。

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For a quick acting formaldehyde monitoring device, signal collection and processing is a critical step in the detection system.

在甲醛快速监测仪中，信号的采集与处理是一个相当关键的环节。

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