几年来,湖北省监利县生产推广了4700多条木质简易机耕船,加快了水田耕整机械化步伐。经过多年的实践,这些机耕船也暴露了许多弱点和缺陷,归纳起来大致为:木质结构易于溃损变形;皮带消 Over the past few years, Jianli County, Hubei Province has produced more than 4,700 simple wooden cultivators and accelerated the pace of mechanization in paddy fields. After many years of practice, these tractors have also exposed many weaknesses and defects, which are summarized as follows: the wooden structure is easy to collapse and deform;