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来源:雅诚德英语网
The average consumption of niacin and ascorbic acid was adequate of retinol equivalent and riboflavin was low.
维生素中烟酸和抗坏血酸摄入充足,视黄醇当量和核黄素摄入偏低。
The average consumption of niacin and ascorbic acid was adequate of retinol equivalent and riboflavin was low.
维生素中烟酸和抗坏血酸摄入充足,视黄醇当量和核黄素摄入偏低。