BS EN ISO 24023-1-2020 实施日期:2020-06-03 现 行 英文名:Plastics. Plasticized poly(vinyl chloride) (PVC-P) moulding and extrusion materials. Designation system and basis for specifica
BS ISO/IEC 30143-2020 实施日期:2020-06-26 现 行 英文名:Internet of Things (IoT). Underwater acoustic sensor network (UWASN). Application profiles
PD ISO/TR 22758-2020
BS EN 13094-2020 实施日期:2020-07-28 现 行 英文名:Tanks for the transport of dangerous goods. Metallic gravity-discharge tanks. Design and construction
BS EN 50488-2020 实施日期:2020