Guidance for the Survey and Construction of Steel Ships-Part M Welding (12-2025) 钢质船舶检验和建造指南 Part M:焊接
船级社规范(含中国海事局) / NK 日本船级社
80阅读2026-01-05
Guidance for the Survey and Construction of Steel Ships-Part M Welding (12-2025)
钢质船舶检验和建造指南 Part M:焊接



















