ISO 17292-2015
發(fā)布時(shí)間:2024-03-22 20:32:32 點(diǎn)擊量:1442
Metal ball valves for petroleum , petrochemical and allied industries
石油、石化及相關(guān)工業(yè)用金屬球閥
Metal ball valves for petroleum , petrochemical and allied industries
石油、石化及相關(guān)工業(yè)用金屬球閥