GB/T 24421.3-2023服务业组织标准化工作指南第3部分:标准编制国家标准
英文:Guidelines for standardization of organizations in service sector—Part 3: Preparation of standards GB/T 24421.3-2023介...
英文:Guidelines for standardization of organizations in service sector—Part 3: Preparation of standards GB/T 24421.3-2023介...