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由太原重型机器厂负责起草的《大型履带起重机技术条件》、《大型履带起重机产品质量分等》两项重型机械专业内部标准,于1989年10月在北京通过审查。会议由机电部北京起重运输机械研究所主持,参加审查的有机电部第二装备司,机电部和建设部重型机械、工程机械系统所属的研究所、检测中心、生产企业,以及高等院校、用户共14个单位22名代表。
Taiyuan heavy machinery plant is responsible for drafting the “large crawler crane technical conditions” and “large crawler crane product quality grading” two heavy machinery professional internal standards, in October 1989 passed the review in Beijing. Meeting chaired by the Beijing Institute of Crane and Transport Machinery Ministry of Electrical and Mechanical Services to participate in the review of the Ministry of Electrical and Mechanical Services Ministry of Electrical and Mechanical Services Ministry and Ministry of Construction heavy machinery, construction machinery systems belonging to the Institute, testing centers, manufacturing enterprises, and institutions of higher learning , The user a total of 14 units 22 representatives.