貨车转向架在段修时,制动梁安全链上的环形螺径往往由于锈住或不合适卸不下来,从而被大量切割掉,这样不但给检修造成困难,而且还给国家造成很大浪费。为了多修车,修好车,我段貨修车间广大革命职 When the truck bogie is repaired in section, the annular spiral ring on the safety beam of the brake beam is often cut off due to rusting or improper disassembly, which not only makes maintenance difficult but also causes great damage to the country waste. In order to repair more cars, fix the car, I paragraph repair shop majority of the revolution