这是造成区域技术进步贡献率差异的原因。
That's the explanation of the difference between regional contribution rates of technological advance.
结果表明，这一期间棉花的技术进步贡献率达63.37%。
The result indicates technology contributes to cotton production is 63.37 %.
按增长速度方程法算出的2004年技术进步对中国建筑业总产值增长速度的贡献率为39.01%。
The technical progress contribution ratio for growing velocity of China's total output of construction industry is 39.01% in the year of 2004 based on the method of growing velocity equation.
湖南粮食增产1957年以后主要靠科学技术进步，农业科技贡献率从50年代初的7%增加到现在的50.5%。
The grain output increase in Hunan Province mainly depended on scientific technology since 1957, the contribution rate of scientific technology increased from 0.7% to 50.5%.
湖南粮食增产1957年以后主要靠科学技术进步，农业科技贡献率从50年代初的7%增加到现在的50.5%。
The grain output increase in Hunan Province mainly depended on scientific technology since 1957, the contribution rate of scientific technology increased from 0.7% to 50.5%.
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