柴油选用不合理或长期使用劣质油料，是造成柴油机使用寿命低、零件早期损坏的主要因素之一。本文通过柴油品质对柴油机机件磨损的影响及磨损机理的分析，论述了柴油的管理、油料选用、污染控制方法及注意事项。 Unreasonable use of diesel or long-term use of low-grade fuel, diesel engine is caused by low life expectancy, one of the main components of the early damage. In this paper, through the analysis of the influence of diesel quality on the wear of diesel engine parts and the wear mechanism, the paper discusses the management of diesel oil, the selection of fuel oil, the pollution control methods and precautions.