Q46F四通球(qiu)(qiu)閥在(zai)石油、天然氣(qi)、煤(mei)炭和(he)礦石的(de)(de)(de)開采(cai)、提(ti)煉加工(gong)(gong)和(he)管道輸(shu)送(song)系(xi)(xi)統(tong)中(zhong)(zhong);在(zai)化工(gong)(gong)產品、醫藥(yao)和(he)食品生產種(zhong);在(zai)水電、火電和(he)核電的(de)(de)(de)電力生產系(xi)(xi)統(tong)中(zhong)(zhong);在(zai)城市和(he)工(gong)(gong)業企(qi)業的(de)(de)(de)給排水、供(gong)熱、和(he)供(gong)氣(qi)系(xi)(xi)統(tong)中(zhong)(zhong);在(zai)農田的(de)(de)(de)排灌系(xi)(xi)統(tong)中(zhong)(zhong);在(zai)治金(jin)生產系(xi)(xi)統(tong)中(zhong)(zhong)得以(yi)廣泛的(de)(de)(de)應用(yong),是一種(zhong)與(yu)生產建設(she)、國防建設(she)和(he)人(ren)民生活(huo)息息相關(guan)的(de)(de)(de)重要機(ji)械產品。球(qiu)(qiu)閥密閉在(zai)各類管路系(xi)(xi)統(tong)種(zhong)用(yong)于截斷或接通介(jie)質流,使(shi)介(jie)質按(an)照預定的(de)(de)(de)程(cheng)序(xu)輸(shu)送(song)到(dao)各個點。
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