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引言玉米收获机械化及玉米秸秆切碎还田机械化，是农业生产中亟待解决的问题。当前我国１４．７～４４．１ｋＷ轮式拖拉机在农村的拥有量大，其中上海５０型轮式拖拉机最为普及。如何在农业生产中发挥其作用，一机多用，降低作业成本，是摆在农机工作者面前的一项紧迫任务...
Introduction Mechanization of harvesting corn and shredding of corn stalks to mechanize agriculture is a problem to be solved. At present, 14.7 ~ 44.1kW wheeled tractors in our country have a large possession in the countryside, among which the Shanghai 50-type wheeled tractors are the most popular. How to play its role in agricultural production, a multi-purpose machine to reduce operating costs, is placed in front of agricultural workers an urgent task ...