我国农村幅员辽阔,农民的购买力大小不一,对于辛苦积攒多年才购买一台联合收割机的农民用户来说,如果买了一台有严重质量问题的收割机,不仅给用户带来无尽的烦恼,而且将直接影响他们的经济收入,因此,他们迫切希望能买到一台质优价廉、维修方便、信誉良好的收割机。为帮助广大用户正确、合理地选购联合收割机,本文从柴油机角度出发来阐述选购联合收割机时应考虑柴油机哪些方面的问题。 The rural areas of our country are vast in size and the purchasing power of peasants varies in size. For peasants who have been hard-pressed to buy a combine harvester for many years, buying a harvester with serious quality problems not only brings endless troubles to the users , And will directly affect their economic income. Therefore, they are eager to buy a harvester of good quality and low price, easy maintenance and reputable. In order to help the masses of users correctly and rationally choose the combine harvester, this article elaborates from the point of view of the diesel engine what problems should be considered when choosing the combine harvester.