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風機(ji)調(diao)節(jie)閥采用(yong)(yong)(yong)與閥體(ti)相同材(cai)(cai)料加(jia)工成密封圈,采用(yong)(yong)(yong)手柄或蝸(gua)輪傳(chuan)動。其適(shi)用(yong)(yong)(yong)溫度(du)隨閥體(ti)選材(cai)(cai)而定,一般適(shi)用(yong)(yong)(yong)于工業(ye)、冶金、環保等管道作通(tong)風調(diao)節(jie)介質流量之(zhi)用(yong)(yong)(yong)