You must plan for several key items when setting up an HA cluster.

在建立一个高可用性群集时，必须为一些关键条目制定计划。

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A plan of setting up crossing signal at station throat is put forward.

提出一种在车站咽喉区道口设置道口信号的方案。

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A plan of setting up crossing signal at station throat is put forward.

提出一种在车站咽喉区道口设置道口信号的方案。

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