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喝过红色绿豆汤吗?南方人逗我玩? | 温哥华教育中心
   
新闻 喝过红色绿豆汤吗?南方人逗我玩?

喝过红色绿豆汤吗?南方人逗我玩?

2018-07-15 | Contributed by: 看看新闻 | 有0人参与评论 | 字体: 放大 缩小 | 收藏 | Printer Friendly Page
　　


　　

　　据报道，南北方的绿豆汤颜色差异，主要是由水质不同和用材不同造成的。绿豆汤变红色的原理，是因为绿豆皮中富含类黄酮等多酚类物质。经过熬煮的绿豆，皮中多酚类物质会溶解在绿豆汤中，在氧气作用下，会逐渐发生氧化而变色。

[物价飞涨的时候 这样省钱购物很爽]
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