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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。
youdao
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Who can win the relay race, Class 3 or Class 4?
谁能赢这场接力赛，三班还是四班？
youdao
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Who can win the relay race, Class 3 or Class 4?
谁能赢这场接力赛，三班还是四班？
youdao