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飲用(yong)(yong)水暗桿鎖閉閘閥(fa)(fa)-SBZ45X應用(yong)(yong)于自來水輸送主管(guan)網及各生活用(yong)(yong)水管(guan)網,閥(fa)(fa)體(ti)采(cai)用(yong)(yong)綠色環(huan)保無(wu)毒(du)環(huan)氧樹脂噴涂,可防止閥(fa)(fa)體(ti)的腐(fu)蝕及生銹(xiu),閘板內外表面采(cai)用(yong)(yong)無(wu)毒(du)食品(pin)橡(xiang)膠(jiao)*披覆,可供生飲。