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1. The aridity coefficient of the region is high, which affects the growth of crops.
该地区的干旱系数较高，这影响了农作物的生长。
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2. The aridity coefficient is used to measure the amount of water available in a region.
干旱系数用于测量一个地区可用的水量。
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3. The aridity coefficient is an important factor in determining the suitability of a region foragriculture.
干旱系数是决定一个地区是否适合农业的重要因素。