Draft option 3B. Joint Scientific and Technical Subcommittee/International Atomic Energy Agency technical review of the multilateral group guidelines: process, schedule,a assumptions and issues
D. 备选办法3B草案. 科学和技术小组委员会/国际原子能机构对多边小组准则的联合技术审查：流程、时间安排a、假设条件和问题