DANSK DS/ISO/PAS 23678-4:2020 救生艇(包括自由落体救生艇)和救助艇(包括快速救助艇)、降落装置和释放装置的维护、彻底检查、操作测试、大修和修理的服务人员 第4部分:2 级 i...
Service personnel for the maintenance, thorough examination, operational testing, overhaul and repair of lifeboats (including free-fall lifeboats) and rescue boats (including fast rescue boats), launching appliances and release gear – Part 4: Level 2 i...