冬季天气寒冷，在低温条件下燃油、润滑油的粘度增加，不仅流动困难，有的甚至凝结，给拖拉机起动、使用带来麻烦，如不采取相应措施，会加剧零件磨损、损坏机件、缩短使用寿命。另外，冬天道路上常积存冰雪、路面光滑，也会给拖拉机行驶带来一定困难，如不小心，容易肇事。但 Cold weather in winter, the viscosity of oil increases at low temperatures, not only flow problems, some even condensation, the start of the tractor, the use of trouble, if not take the appropriate measures will exacerbate parts wear and tear, damage to parts, shorten Service life. In addition, winter roads often accumulate ice and snow, the road is smooth, it will bring some difficulties to the tractor driving, such as carelessness, easy to cause trouble. but