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门座起重机交流电气传动技术改造项目通过部技术鉴定１９９４年９月２７日交通部科技司在上海主持召开了门座起重机交流电气传动技术改造项目技术鉴定会。参加会议的有部基建司、中国港湾建设总公司、沿海１３个港口的专家及代表、有关高等院校的教授。通过对技术文件的审...
Portal crane AC electric drive technology transformation project through the Ministry of technical appraisal September 27, 1994 Ministry of Transportation Science and Technology Division held in Shanghai hosted the portal crane AC electric drive technology transformation project technical appraisal. A ministry for infrastructure construction attended the meeting, China Harbor Engineering Corporation, experts and representatives from 13 ports along the coast, and professors of higher education institutions. Through the technical documents of the trial ...