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继今年6月于天津举行的“电子计算机辅助设计”学术讨论会之后,铁路线路设计自动化“纵断面优化”程序讨论工作会议于7月20日至25日在上海召开。参加会议的有铁道部科
Following the “Computer-Aided Design” symposium held in Tianjin in June this year, a working conference on “longitudinal profile optimization” of railway route design automation was held in Shanghai from July 20 to 25. Participate in the meeting of the Ministry of Railways