【摘要】 中国人民在长期实践中发明创制了一种在深泥脚水田中能很好工作的新型动力机械——船式拖拉机(又称机耕船)。它在中国南北方十多个省、市、区得到了推广应用。 本文论及船式拖拉机的“浮式”工作机理及其性能。在简述其发展之后,根据大量田间和室内试验结果,着重分析了船式拖拉机的总体和“船-轮”行走装置的结构参数和性能特点,获得了有意义的结论。更多还原

【Abstract】 A new kind of tillage machine--boat-tractor (boat-type tillage machine),which works well in paddy-field was invented by Chinese in their long practice of cultivation. It has been employed in more than ten provinces, centre cities and autonomies both in south and north China.This paper refers to the float mechanism and the characteristics and performances of boat-tractor (B.T.).On the basis of brief description of the development of the B.T., this paper refers mainly to structure parameters’ and performances of B.T.and its "boat-wheel" walking device according to a great many results from lab and field tests. Some conclusion has been obtained.更多还原