能源行业强制性标准 (Energy Industry Mandatory Standards)ChinaAuthority: 82
NB 90401
Ship Welding Technical Requirements
Industry
Marine
Product Family
General Marine
Keywords
["船舶", "船体", "船舷", "锚链", "拖轮", "船坞", "船级"]
Ship Welding Technical Requirements
Marine
General Marine
["船舶", "船体", "船舷", "锚链", "拖轮", "船坞", "船级"]