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桐宇PVC密闭电动风阀风量调节阀模拟量断电弹簧复位阀止逆阀蝶阀
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桐宇PVC密闭电动风阀风量调节阀模拟量断电弹簧复位阀止逆阀蝶阀,蝶阀选自卖家tb385729853278,原价格214元,折扣价214元,成交件,发货地区为上海,我们将致力为您推荐优质的商品信息。
桐宇PVC密闭电动风阀风量调节阀模拟量断电弹簧复位阀止逆阀蝶阀