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一、世界糖价变化情况世界市场糖价变化的基本原因主要有两个：一是受世界食糖供求关系的影响；二是受到世界食糖平均生产成本的制约，当这两方面因素处于合适状态时，就形成了世界食糖市场合理价位；三是世界食糖期末库存量对同期消费量的比。当这一数值高于38%或低于31%时，?
First, the world changes in sugar prices The world market, the basic reasons for the changes in sugar prices are mainly two: First, by the impact of world sugar supply and demand; Second, by the world’s average sugar production costs constraints, when these two factors in the right state , The formation of a reasonable price in the world sugar market; Third, the world sugar ending stocks over the same period of consumption ratio. When this value is higher than 38% or below 31%?