《电子计算机辅助设计学术讨论会》由铁道学会天津分会主办,于6月8日至6月14日在天津铁道部第三勘测设计院召开。历时一周的会议宣读了有关“铁路选线纵断面优化”(长院、一院、四院、三院、上院、上铁局)及“数模在铁路选线中的应用”(专业院、兰院)的论文;铁三院对TC1电子归算速测仪的 The “Computer-aided Design Symposium” was hosted by the Tianjin Branch of the Railway Society and was held at the Third Survey and Design Institute of Tianjin Ministry of Railways from June 8 to June 14. A week-long meeting read out the application of “Optimization of Longitudinal Route Selection for Railways (Long Courtyard, First Courtyard, Fourth Courtyard, Third Courtyard, Upper House, and Shanghai Railway Administration) and” Application of Digital Modes in Railway Route Selection " Lan Institute) of the essay; the third home of the TC1 electronic reduction speed measuring instrument