ECTC57各个工作组关系图 IEC TC57 Open WG16 W3C Markets Application Group SPAG AHWG 07 Harmonization Open GIS Consortium WG14 (GML) Enterprise WG 10 /DMS Substations CIM WG13 EPRI EMS UCA2 EPRI Project CCAPI CME Projects ISO Object IT Standards Mgmt. Initiatives GroupIEC TC57各个工作组关系图