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原来担当京广干线货运牵引任务的东风4 型机车因京广电化开通而被调离干线改作它用 ,由此暴露出柴油机最低空载转速下机油压力低、起动困难和回手柄停机等问题 ,尤其在夏季问题更为严重。文中对此进行了原因分析并提出了几项改善措施
The original Dongfeng 4 locomotive serving as the freight towing task of the Beijing-Guangzhou trunk line was changed to be used for its removal from the trunk line due to the opening of Beijing-Guangzhou Radio and Telecommunication. This revealed the problems of low engine oil pressure, difficulty in starting and returning to the handle to stop at the lowest no- Especially in summer, the problem is even more serious. In this paper, the reasons for the analysis and put forward several improvements