In its most basic form, relay closure proceeds from the first channel to the last.

在最基本的型式下，继电器依次连接第一个通道到最后一个通道。

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In its most basic form, relay closure proceeds from the first channel to the last.

在最基本的型式下，继电器依次连接第一个通道到最后一个通道。

youdao