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It USES magnetic valve with fast reaction speed.
电磁阀采用名牌元件，反应速度快。
youdao
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The gate valve has compact structure, and convenient and fast operation.
该闸门结构紧凑，操作快速方便。
youdao
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The gate valve has compact structure, and convenient and fast operation.
该闸门结构紧凑，操作快速方便。
youdao