上海閥(fa)(fa)(fa)(fa)盛(sheng)閥(fa)(fa)(fa)(fa)門制造有限公司主要(yao)生產手(shou)動(dong)(dong)(dong)對(dui)(dui)夾(jia)(jia)式(shi)蝶(die)(die)(die)閥(fa)(fa)(fa)(fa)，可提供手(shou)動(dong)(dong)(dong)對(dui)(dui)夾(jia)(jia)式(shi)蝶(die)(die)(die)閥(fa)(fa)(fa)(fa)價格，手(shou)動(dong)(dong)(dong)對(dui)(dui)夾(jia)(jia)式(shi)蝶(die)(die)(die)閥(fa)(fa)(fa)(fa)說(shuo)明書(shu)，手(shou)動(dong)(dong)(dong)對(dui)(dui)夾(jia)(jia)式(shi)蝶(die)(die)(die)閥(fa)(fa)(fa)(fa)實物圖，手(shou)動(dong)(dong)(dong)對(dui)(dui)夾(jia)(jia)式(shi)蝶(die)(die)(die)閥(fa)(fa)(fa)(fa)結(jie)構圖，手(shou)動(dong)(dong)(dong)對(dui)(dui)夾(jia)(jia)式(shi)蝶(die)(die)(die)閥(fa)(fa)(fa)(fa)外(wai)形尺寸(cun)，手(shou)動(dong)(dong)(dong)對(dui)(dui)夾(jia)(jia)式(shi)蝶(die)(die)(die)閥(fa)(fa)(fa)(fa)執行標準，手(shou)動(dong)(dong)(dong)對(dui)(dui)夾(jia)(jia)式(shi)蝶(die)(die)(die)閥(fa)(fa)(fa)(fa)工作原理，手(shou)動(dong)(dong)(dong)對(dui)(dui)夾(jia)(jia)式(shi)蝶(die)(die)(die)閥(fa)(fa)(fa)(fa)作用(yong)特點(dian)。

手動對(dui)夾式蝶閥技(ji)術參數(shu)：