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拖拉机是农业生产中常用的动力机械,它能减轻农民的劳动强度。提高生产效率,增加农民的收入。因此在昆明的郊、县区运用十分广泛。由于拖拉机的工作环境是在田间地头,工作条件非常恶劣,尘土、泥沙、风吹日晒,使拖拉机的技术状况下降很快。这就需要机手经常要对拖拉机进行技术保养、调节状态和维修。
Tractors are commonly used in agricultural production of power machinery, it can reduce the labor intensity of farmers. Improve production efficiency and increase farmers’ income. Therefore, Kunming’s suburbs and counties are widely used. As tractor working environment is in the field, the working conditions are very bad, dust, sediment, wind and sun, so that the technical status of the tractor decreased rapidly. This requires the hands often need to tractor technical maintenance, condition and maintenance.