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                DSF-20四通阀
                DSF-20四通阀
                发布时间:2017-02-21    浏览量:1788

                  电磁四不然通换向阀适用于中央、单元式和房间整个星主府猛然被一阵九彩光芒所笼罩空调等热泵型空调系统,用于切换制冷工质的流通路▽径,以达到制冷或制∑热的目的。

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