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：山东聊城新瑞达通风器有限公司                                                                                                                              
                                                                                                                                所在地：山东省聊城市                                                                                                                              
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山东无动力通风器价格：山东无动力通风器工作原理：                                                                                                                                                                                                                                                                                                                                                                                                聊城新瑞达通风设备有限公司无动力屋顶通风器1.是利用自然界空气对流的原理,将任何平行方向的空气流动,加速并转变为由下而上垂直的空气流动。2.是利用建筑和设备结合本身产生的烟囱效应，以达到室内外通风换气的一种设备。                                                                                                                              
山东无动力通风器无动力一屋面通风器      

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