联合收割机如何翻越沟、埂自走式联合收割机一般借助于两块跳板翻越沟、埂,但很多情况下跳板难求。笔者亲眼见到,一农民为了让联合收割机能够进入自己的稻田里进行收割,把家里的两块门板拆下来搬到田间,权当跳板让联合收割机翻埂越沟。结果,门板被联合收割机压断,由此引发了许多尴尬。通过实践摸索,我们找出了一套不用跳板翻越沟埂的有效方法: Combine harvester how to cross the ditch, 埂 self-propelled combine harvester generally by means of two springboard over the ditch, 埂, but in many cases difficult to springboard. The author saw that a farmer in order to allow the combine harvester to enter their own rice fields for harvesting, the two doors at home demolished to move to the field, the right to springboard to turn the combine harvester more ditch. As a result, the door was cut off by the combine harvester, which caused a lot of embarrassment. Through practical exploration, we found a set of effective ways to cross the ditch without jumping board: