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低噪聲軸流通風機\\SF3-2R 220V 0.37KW,SF5G-4-2低噪聲軸流通風機 廣泛應(yīng)用于工礦企業(yè)，民用建筑的壁式排風。崗位送風、管造通風、屋頂通風等，SFG-400低噪聲節(jié)能軸流通機

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