现行C_(65)、C_(62)型敞车加装改造方案所适用的车型有株洲车辆厂的新、老 C_(65)、齐厂C_(65)和C_(62)(ZCH_(21))等四种全钢敞车,预计总的改造任务约21000辆。这种类型的全钢敞车自1967年投入运用以来,已证明具备较好的使用性能,如设置对开中门和上翻式下侧门方便人力装、卸作业,车体结构也在一定程度上适应机械装、卸的要求,不失为一种比 The existing C_ (65) and C_ (62) GCRs are applicable to new and old C_ (65), Qi_Chang (65) and C_ (62) (ZCH_ (21)) vehicles of Zhuzhou Vehicle Works. And other four kinds of all-steel gondola, the estimated total transformation of about 21,000 vehicles. This type of all-steel wagon has been proven to have better serviceability since it was put into operation in 1967. For example, it is convenient to install and unload the door and the flip-down side door, and the structure of the vehicle body is to a certain extent Adapt to mechanical equipment, unloading requirements, after all, a ratio