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一、前言 我国自1958年生产工农-7型手扶拖拉机以来,經过多年的性能、使用試驗,特别是北京、山东、河南、四川、上海等試点的适应性試驗和近几年来的推广使用实践,已經表明手扶拖拉机在小块地、蔬菜地、丘陵地区、果园和林間苗圃等地区耕作,有着较为明显的优越性,受到广大农民的欢迎。近年来我国又对許多引进样机进行了全面系統的試驗。这些都为研究手扶拖拉机在我国的系列問题提供了丰富的资料。
I. INTRODUCTION Since our country started to produce the worker-peasant-7 type walking tractor in 1958, after many years of performance and usage tests, especially the pilot tests in Beijing, Shandong, Henan, Sichuan and Shanghai and the promotion in recent years Using practice, it has been shown that walking tractors have been cultivated in small plots, vegetable plots, hilly areas, orchards and forest nurseries and other areas with obvious advantages and are welcomed by farmers. In recent years, our country has conducted a comprehensive and systematic test on many imported prototypes. All of these provide rich materials for studying the series of problems of walking tractors in our country.