Designation: B75/B75M − 20Standard Specification forSeamless Copper Tube1This standard is issued under the fixed de...
Designation: D75/D75M − 19American Association StateHighway and TransportationOfficials StandardAASHTO No.: T2Standard...
Обозначение: D75/D75M – 19Стандартное практическое руководство по отбо...

