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分析了繁忙干线客货运提速对内燃机车性能的需求及我国目前主型客货运内燃机车的现状，全面介绍了需求的280系列单机大功率内燃机车，并着重介绍了东风11型机车的优良性能和研制中的东风8A型货运内燃机车的用途。指出东风11型机车、东风8A型机车分别是繁忙干线客、货运提速理想的牵引动力。建议加速发展280系列大功率内燃机车。
This paper analyzes the demand of the performance of diesel locomotives for passenger and freight trains on busy trunk lines and the current status of main passenger and freight locomotives in China. It also introduces the demand of the 280 series single-engine high-power diesel locomotives and highlights the excellent performance of the DF- Development of DF8A type freight diesel locomotive purposes. It is pointed out that Dongfeng 11 locomotive and Dongfeng 8A locomotive are ideal traction power for busy trunk passengers and cargo speeding respectively. Proposed to accelerate the development of 280 series of high-power diesel locomotives.