Home / Standards / GB/T 45903.1-2025 GB/T 45903.1-2025 Active Ships and marine technology—Pilot ladders—Part 1:Design and specification 船舶与海上技术 引航员软梯 第1部分:设计与规范 Standard Type GBT ICS 47.020.50 CCS U21 Status 现行 Issue Date 2025-06-30 Implementation 2026-01-01 Responsible Dept 国家标准委 Drafting Unit N/A