JIS K6349-3 ERRATUM 1 液压系统用钢丝增强橡胶软管.第3部分:钢丝增强橡胶软管(勘误 1) Wire reinforced rubber hoses for hydraulic -- Part 3: Wire reinforced rubber hoses (Erratum 1) JIS K6349-3 液压用钢丝增强橡胶软管.第3部分:线增强橡胶软管 Wire reinforced rubber hoses for hydraulic -- Part...