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Distinctive orange handle indicates "open/close" and direction of flow at a distance.
独特的橙色手柄可以远距离指示“启闭”和流体方向。
youdao
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Huaihua great distance perpetual flow culture limited company.
怀化千里长河文化有限公司。
youdao
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Huaihua great distance perpetual flow culture limited company.
怀化千里长河文化有限公司。
youdao