上(shang)海閥(fa)(fa)(fa)盛(sheng)閥(fa)(fa)(fa)門(men)制造有(you)限公司(si)主要(yao)生產直(zhi)(zhi)(zhi)通(tong)(tong)(tong)雙(shuang)(shuang)向(xiang)(xiang)球(qiu)(qiu)閥(fa)(fa)(fa)，可提供直(zhi)(zhi)(zhi)通(tong)(tong)(tong)雙(shuang)(shuang)向(xiang)(xiang)球(qiu)(qiu)閥(fa)(fa)(fa)價格，直(zhi)(zhi)(zhi)通(tong)(tong)(tong)雙(shuang)(shuang)向(xiang)(xiang)球(qiu)(qiu)閥(fa)(fa)(fa)說明(ming)書，直(zhi)(zhi)(zhi)通(tong)(tong)(tong)雙(shuang)(shuang)向(xiang)(xiang)球(qiu)(qiu)閥(fa)(fa)(fa)實物圖，直(zhi)(zhi)(zhi)通(tong)(tong)(tong)雙(shuang)(shuang)向(xiang)(xiang)球(qiu)(qiu)閥(fa)(fa)(fa)結構圖，直(zhi)(zhi)(zhi)通(tong)(tong)(tong)雙(shuang)(shuang)向(xiang)(xiang)球(qiu)(qiu)閥(fa)(fa)(fa)外形尺寸，直(zhi)(zhi)(zhi)通(tong)(tong)(tong)雙(shuang)(shuang)向(xiang)(xiang)球(qiu)(qiu)閥(fa)(fa)(fa)執行標準，直(zhi)(zhi)(zhi)通(tong)(tong)(tong)雙(shuang)(shuang)向(xiang)(xiang)球(qiu)(qiu)閥(fa)(fa)(fa)工(gong)作原理，直(zhi)(zhi)(zhi)通(tong)(tong)(tong)雙(shuang)(shuang)向(xiang)(xiang)球(qiu)(qiu)閥(fa)(fa)(fa)作用特點。

直通雙向球(qiu)閥技術參數：