When they browse the Internet, they have multiple tabs open and switch between those.
当他们浏览互联网时,他们同时打开多个标签,并在它们间切换。
For correct installation use a multiple pole switch or relay as shown below.
多台执行器连接的正确方式是使用多级转换开关和继电器。
For correct installation use a multiple pole switch or relay as shown below.
多台执行器连接的正确方式是使用多级转换开关和继电器。
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