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在河北省金属学会第六届基层工作会闭幕式上的讲话河北省金属学会常务副理事长魏亚1995年5月26日LECTUREONCLOSINGCEREMONYOFSIXTHBASIC—LEVELWORKMEETINGOFMETALLURGYASSOCIATION¥...
Speech at the Closing Ceremony of the 6th Grassroots Work Meeting of Hebei Institute of Metal Research Wei Ya, Executive Vice Chairman, Hebei Institute of Metals May 26, 1995 LECTURECLOSEINGEREMONYOFSIXTHBASIC-LEVELWORKMEETINGOFMETALLURGYASSOCIATION ¥