PD CEN/TS 16702-2-2020 实施日期:2020-04-08 现 行 英文名:Electronic fee collection. Secure monitoring for autonomous toll systems. Trusted recorder
PD ISO/TS 19082-2020
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