Tea crop area, harvesting area, per unit area yield, gross output, and the total agricultural output value of the tea industry are analyzed and assessed by using regression model analysis.

运用回归模型对茶叶种植面积、采收面积、单位面积产量、总产量、茶叶农业总产值进行分析和预测。

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So the output value of dairy industry in most developed countries in the world makes up about one-third of the total output value of animal husbandry.

在世界上大部分发达国家，奶业产值一般都占畜牧业总产值的三分之一左右。

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In 2013 total output value of German milk products reached nearly 12 billion euros, sales of the dairy industry more than 25 billion euros.

2013年德国牛奶制品生产总值达到了近120亿欧元，乳品行业的销售额超过了250亿欧元。

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