我国单机功率最大的干线货运内燃机车—东风_8型(图1),于1984年10月17日在铁道部戚墅堰机车车辆工厂正式落车,较计划提前三个月。1984年11月20日上午,铁道部副部长张辛泰等领导为这台机车正式投入线路牵引运行试验剪了彩(图2)。在此之前,铁道部李森茂副部长等领导到南京火车站专线视察了该机车,给予了很大的鼓励。这台新型内燃机车,装有一台功率为4500马力的16280型中速柴油机,采用的是交一直 China’s single main power of the trunk freight diesel locomotive - Dongfeng _8 type (Figure 1), on October 17, 1984 officially landed at the Ministry of Railways Qishuyan rolling stock factory, three months ahead of schedule. On the morning of November 20, 1984, Zhang Xintai, the vice minister of the Ministry of Railways, and other leaders scored a great deal for the trial operation of the locomotive traction operation (Figure 2). Prior to this, Vice Minister Li Senmao and other leaders of the Ministry of Railways visited the special train station in Nanjing to inspect the locomotive and gave great encouragement. The new diesel locomotive, equipped with a power of 4500 horsepower 16280 medium-speed diesel engine, is used to pay all along