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美、苏两国的棉花生产机械化己发展到较高水平。美国的特点是劳动生产率高,每生产百斤皮棉只需5.2个工时,苏联的特点是单位面积产量高,生产百斤皮棉约用18个工时。
The mechanization of cotton production in the United States and the Soviet Union has grown to a higher level. The United States is characterized by its high labor productivity, which requires only 5.2 working hours for producing 100 pounds of lint. The Soviet Union is characterized by a high yield per unit area and about 18 working hours for producing 100 pounds of lint.