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调查资料显示,由于食物供应的丰富,我国城镇居民主食的消费量近年来呈逐年下降的趋势,有些城市居民人均主食食用量已不足200克,这种情况是不是正常的呢?
Survey data show that due to the abundance of food supply, the consumption of staple foods of urban residents in China shows a trend of declining year by year. Some urban residents have consumed less than 200 grams of staple food per person. Is this situation normal?