black tea theaflavins 中文意思是什麼
black tea theaflavins
解釋
紅茶茶黃素-
Theaflavins which are formed when flavanols are oxidized make up approximately 2 percent of the weight of dried black tea
黃烷醇氧化時形成的茶黃素約占干紅茶重量的2 % 。 -
The content of theaflavins is an important index of black tea ' s quality, are the major substance in black tea, which show significant antioxidative effect
摘要茶黃素是衡量紅茶品質的重要指標,也是紅茶中發揮生物學作用的主要物質,它有很好的抗氧化作用。
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