Home / Standards / GB 20827-2025 GB 20827-2025 Active Criteria of physical examination for commercial divers 职业潜水员体格检查要求 Standard Type GB ICS 03.220.40 CCS R 53 Status 现行 Issue Date 2025-04-25 Implementation 2025-11-01 Responsible Dept 交通运输部 Drafting Unit N/A