铁道部机辆局于1977年8月4～10日在北京召集八个铁路局和有关科研部门的车辆科技人员,对当前日益增多的货物列车分离及货车中、侧梁断裂事故进行了座谈讨论。从八个铁路局反映的情况来看,由于“四人帮”反革命帮修正主义路线的严重干扰破坏,近几年来技术管理工作薄弱,规章制度不健全,因而货车的造、修质量差;有些机 The Ministry of Railways Bureau of Vehicles convened eight railways bureaus and scientific and technical personnel of relevant scientific research departments in Beijing from August 4 to August 10, 1977 to discuss the current increasing separation of cargo trains and the breakage of mid-section and side beams in trucks . From the situations reflected by the eight railway administrations, due to the serious interference and disruption caused by the “gang of four” counterrevolutionary revisionism, the management of the technology has been weak and the rules and regulations are not perfect in the past few years. Therefore,