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60kg/m钢轨12号新型单开道岔由宝鸡桥梁工厂干1982年4月试制完成,并于5月完成厂内的正规试铺工作。为了对道岔设计、制造和试铺等有关技术问题进行研讨,铁道部科技局于5月27日至29日在宝鸡桥梁工厂召开了厂内试铺技术会议。参加会议的有铁道部基建总局、电务局和济南等10个铁路局以及有关厂、院、局、公司等22个单位,计59名代表。通过介绍、检验和讨论,与会代表一致认为60kg/m钢轨是我国将要铺设的重型钢轨,而60kg/m钢轨道岔是当前急需的配套设备,这次厂内正规的试铺为道岔铺设上道奠定了基础。会上对道岔的一些技术问题也
60kg / m rail No. 12 new single-turnout by the Baoji Bridge factory trial production completed in April 1982, and in May to complete the formal shop trial shop. In order to discuss the technical issues related to the design, manufacture and testing of turnouts, the Bureau of Science and Technology of the Ministry of Railways held an on-site trial shop technical meeting at Baoji Bridge Factory from May 27 to 29. Participants at the meeting included 10 railway bureaus including the Infrastructure Bureau of the Ministry of Railways, the Bureau of Electric Affairs and Jinan, as well as 22 units of factories, institutes, bureaus and companies with a total of 59 delegates. Through the introduction, inspection and discussion, delegates agreed that the 60kg / m rail is the heavy rail to be laid in our country, while the 60kg / m rail turnout is the current urgent need for supporting equipment, the formal test shop for the laying of the turnout laying Road The foundation. Some of the technical problems at the turnout