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云(yun)南(nan)电(dian)动(dong)压差(cha)旁通阀
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昆明(ming)单(dan)偏(pian)心对夹电(dian)动(dong)蝶(die)阀(fa)(17)
云南单偏心(xin)对(dui)夹电(dian)动蝶阀(fa)厂(chang)家(17)
昆(kun)明单(dan)偏(pian)心(xin)对(dui)夹(jia)电(dian)动(dong)蝶(die)阀(fa)厂家(17)
云(yun)南(nan)单偏心对(dui)夹(jia)电(dian)动(dong)蝶(die)阀(16)
云南单(dan)偏(pian)心(xin)对夹涡轮蝶(die)阀(fa)(16)
昆明(ming)单(dan)偏(pian)心对(dui)夹涡(wo)轮(lun)蝶(die)阀(fa)(16)
云南(nan)单(dan)偏心对(dui)夹(jia)涡(wo)轮蝶阀(fa)厂家(16)
昆明单偏(pian)心对(dui)夹涡轮(lun)蝶阀(fa)厂(chang)家(16)
昆明(ming)排渣(zha)闸阀(11)
云(yun)南(nan)排(pai)渣闸阀厂(chang)家(jia)(11)
昆(kun)明排渣(zha)闸(zha)阀厂家(11)
云南暖通(tong)阀门(10)
昆(kun)明暖(nuan)通(tong)阀门(10)
云(yun)南(nan)暖通阀门批(pi)发(fa)(10)
云南(nan)排渣(zha)闸(zha)阀(fa)(10)
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自(zi)力式压(ya)差(cha)控(kong)制阀(fa)
自(zi)力(li)式压差(cha)控(kong)制阀(fa)不需(xu)外(wai)来能源(yuan)依靠(kao)被控(kong)介质(zhi)自(zi)身压力变(bian)化进(jin)行(xing)自动(dong)调节，自(zi)动消除管网(wang)的剩(sheng)余压头及(ji)压(ya)力波动引起的流量偏差恒定用户(hu)进出(chu)口压差(cha)，有(you)助(zhu)于稳定系统运行，特(te)别(bie)适用(yong)分户(hu)计(ji)量或(huo)自(zi)动(dong)控制(zhi)系(xi)统中(zhong)。