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介绍东风4D型系列内燃机车 (速度为 145km/h装滚动抱轴轴承箱的东风4D型客运、速度为 10 0km/h装滚动抱轴轴承箱的东风4D 型货运及速度为 170km/h装牵引电机全悬挂转向架的东风4D型准高速客运机车 )研制任务的由来 ,机车结构和主要技术参数 ,整车和主要部件铁道部部级鉴定试验结果 ,机车线路运用考核 ,机车质量改进情况及东风4D型客运内燃机车大修及技术改造与用户评价意见等。
Dongfeng 4D diesel locomotive of Dongfeng 4D series (Dongfeng 4D passenger transported at 145km / h with roll-held axle bearing and Dongfeng 4D freight transport at speed of 100km / h and shaft suspension at 170km / h are introduced Motor-based full suspension bogies Dongfeng 4D-type quasi-high-speed passenger locomotive) the origin of the task, the locomotive structure and main technical parameters, the Ministry of Railways and major components of the appraisal results of the Ministry of Railways, locomotive line assessment, the improvement of locomotive quality and Dongfeng 4D passenger diesel locomotive overhaul and technological innovation and user comments and comments.