正压关风器

ZHENGYAGUANFENGQIYUNYONGYUXIXIANGQILISHUSONGXITONG，SHEBEIKEZHIJIEANZHUANGDUIJIESHUSONGGUANXIAN。ZHENGYAGUANFENGQIGONGZUOYUANLIKONGQIJINKOUHECHULIAOKOUWEIYUQIAOTIDUANGAIXIABU，YALISHUSONGQILIUCONGSHEBEIYIDUANJINRU，ZHIJIEGUANTONGZHUANZIYEPIANDEVXINGLIAOCANG,HUNHEWULIAOHOUCONGCHULIAOKOUJINRUSHUSONGGUANXIAN...